java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:12:39,010 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:12:39,012 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:12:39,024 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:12:39,024 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:12:39,026 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:12:39,027 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:12:39,029 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:12:39,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:12:39,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:12:39,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:12:39,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:12:39,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:12:39,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:12:39,037 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:12:39,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:12:39,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:12:39,040 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:12:39,042 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:12:39,044 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:12:39,045 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:12:39,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:12:39,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:12:39,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:12:39,050 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:12:39,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:12:39,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:12:39,053 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:12:39,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:12:39,055 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:12:39,055 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:12:39,056 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:12:39,056 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:12:39,056 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:12:39,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:12:39,058 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:12:39,059 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-27 06:12:39,075 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:12:39,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:12:39,077 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 06:12:39,077 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 06:12:39,077 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 06:12:39,078 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 06:12:39,078 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 06:12:39,078 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 06:12:39,078 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 06:12:39,079 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 06:12:39,079 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 06:12:39,079 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 06:12:39,079 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 06:12:39,080 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 06:12:39,081 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:12:39,081 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:12:39,081 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:12:39,081 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 06:12:39,082 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 06:12:39,082 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 06:12:39,082 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:12:39,083 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 06:12:39,083 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:12:39,083 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:12:39,083 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 06:12:39,083 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 06:12:39,084 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:12:39,084 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:12:39,084 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 06:12:39,084 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 06:12:39,085 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 06:12:39,085 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 06:12:39,085 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 06:12:39,085 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 06:12:39,085 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 06:12:39,086 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 06:12:39,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:12:39,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:12:39,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:12:39,152 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:12:39,152 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:12:39,153 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c [2018-10-27 06:12:39,210 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d233ab92c/87d0d704bcbd41499d68a299111d37e1/FLAGf9d739e03 [2018-10-27 06:12:39,807 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:12:39,808 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c [2018-10-27 06:12:39,820 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d233ab92c/87d0d704bcbd41499d68a299111d37e1/FLAGf9d739e03 [2018-10-27 06:12:39,836 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d233ab92c/87d0d704bcbd41499d68a299111d37e1 [2018-10-27 06:12:39,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:12:39,849 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 06:12:39,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:12:39,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:12:39,855 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:12:39,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:12:39" (1/1) ... [2018-10-27 06:12:39,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4aab1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:39, skipping insertion in model container [2018-10-27 06:12:39,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:12:39" (1/1) ... [2018-10-27 06:12:39,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:12:39,935 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:12:40,399 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:12:40,404 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:12:40,511 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:12:40,531 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:12:40,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40 WrapperNode [2018-10-27 06:12:40,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:12:40,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:12:40,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:12:40,533 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:12:40,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:12:40,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:12:40,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:12:40,651 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:12:40,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... [2018-10-27 06:12:40,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:12:40,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:12:40,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:12:40,863 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:12:40,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:12:40,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 06:12:40,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 06:12:40,940 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 06:12:40,940 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 06:12:40,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:12:40,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:12:40,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 06:12:40,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 06:12:44,340 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:12:44,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:44 BoogieIcfgContainer [2018-10-27 06:12:44,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:12:44,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 06:12:44,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 06:12:44,350 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 06:12:44,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:12:39" (1/3) ... [2018-10-27 06:12:44,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d75f6b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:12:44, skipping insertion in model container [2018-10-27 06:12:44,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:40" (2/3) ... [2018-10-27 06:12:44,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d75f6b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:12:44, skipping insertion in model container [2018-10-27 06:12:44,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:44" (3/3) ... [2018-10-27 06:12:44,354 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label23_true-unreach-call_false-termination.c [2018-10-27 06:12:44,364 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 06:12:44,372 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 06:12:44,389 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 06:12:44,428 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 06:12:44,428 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 06:12:44,428 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 06:12:44,428 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:12:44,428 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:12:44,429 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 06:12:44,429 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:12:44,429 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 06:12:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-27 06:12:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-27 06:12:44,477 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:44,478 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:44,481 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:44,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:44,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1739350872, now seen corresponding path program 1 times [2018-10-27 06:12:44,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:44,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:44,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:44,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:44,540 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:45,251 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:45,251 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:12:45,251 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:45,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:12:45,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:12:45,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:12:45,282 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-27 06:12:47,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:47,083 INFO L93 Difference]: Finished difference Result 621 states and 1060 transitions. [2018-10-27 06:12:47,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:12:47,087 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2018-10-27 06:12:47,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:47,107 INFO L225 Difference]: With dead ends: 621 [2018-10-27 06:12:47,108 INFO L226 Difference]: Without dead ends: 382 [2018-10-27 06:12:47,115 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:12:47,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-10-27 06:12:47,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 381. [2018-10-27 06:12:47,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-10-27 06:12:47,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 637 transitions. [2018-10-27 06:12:47,211 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 637 transitions. Word has length 140 [2018-10-27 06:12:47,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:47,212 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 637 transitions. [2018-10-27 06:12:47,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:12:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 637 transitions. [2018-10-27 06:12:47,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-27 06:12:47,219 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:47,220 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:47,220 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:47,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:47,221 INFO L82 PathProgramCache]: Analyzing trace with hash -994164683, now seen corresponding path program 1 times [2018-10-27 06:12:47,221 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:47,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:47,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:47,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:47,223 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:47,589 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:47,590 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:47,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 06:12:47,590 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:47,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 06:12:47,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 06:12:47,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:12:47,594 INFO L87 Difference]: Start difference. First operand 381 states and 637 transitions. Second operand 5 states. [2018-10-27 06:12:49,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:49,303 INFO L93 Difference]: Finished difference Result 901 states and 1555 transitions. [2018-10-27 06:12:49,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:12:49,304 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-10-27 06:12:49,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:49,309 INFO L225 Difference]: With dead ends: 901 [2018-10-27 06:12:49,309 INFO L226 Difference]: Without dead ends: 380 [2018-10-27 06:12:49,316 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:12:49,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-10-27 06:12:49,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-10-27 06:12:49,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-10-27 06:12:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 632 transitions. [2018-10-27 06:12:49,340 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 632 transitions. Word has length 149 [2018-10-27 06:12:49,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:49,341 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 632 transitions. [2018-10-27 06:12:49,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 06:12:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 632 transitions. [2018-10-27 06:12:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-27 06:12:49,345 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:49,345 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:49,346 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:49,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:49,346 INFO L82 PathProgramCache]: Analyzing trace with hash -408118830, now seen corresponding path program 1 times [2018-10-27 06:12:49,346 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:49,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:49,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:49,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:49,348 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:49,661 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:12:50,051 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:50,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:50,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:12:50,052 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:50,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:12:50,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:12:50,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:12:50,054 INFO L87 Difference]: Start difference. First operand 380 states and 632 transitions. Second operand 6 states. [2018-10-27 06:12:52,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:52,732 INFO L93 Difference]: Finished difference Result 1184 states and 2066 transitions. [2018-10-27 06:12:52,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:12:52,734 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2018-10-27 06:12:52,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:52,744 INFO L225 Difference]: With dead ends: 1184 [2018-10-27 06:12:52,744 INFO L226 Difference]: Without dead ends: 810 [2018-10-27 06:12:52,748 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:12:52,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2018-10-27 06:12:52,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 800. [2018-10-27 06:12:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-10-27 06:12:52,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1274 transitions. [2018-10-27 06:12:52,812 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1274 transitions. Word has length 174 [2018-10-27 06:12:52,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:52,813 INFO L481 AbstractCegarLoop]: Abstraction has 800 states and 1274 transitions. [2018-10-27 06:12:52,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:12:52,813 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1274 transitions. [2018-10-27 06:12:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-27 06:12:52,819 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:52,821 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:52,821 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:52,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:52,822 INFO L82 PathProgramCache]: Analyzing trace with hash 464706266, now seen corresponding path program 1 times [2018-10-27 06:12:52,822 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:52,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:52,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:52,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:52,823 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:53,184 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:53,184 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:12:53,185 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 176 with the following transitions: [2018-10-27 06:12:53,187 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [791], [793], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:12:53,236 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:12:53,236 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:12:54,110 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:12:54,112 INFO L272 AbstractInterpreter]: Visited 143 different actions 280 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 06:12:54,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:54,158 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:12:54,630 INFO L227 lantSequenceWeakener]: Weakened 172 states. On average, predicates are now at 82.95% of their original sizes. [2018-10-27 06:12:54,630 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:12:55,080 INFO L415 sIntCurrentIteration]: We unified 174 AI predicates to 174 [2018-10-27 06:12:55,081 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:12:55,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:12:55,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2018-10-27 06:12:55,082 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:55,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:12:55,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:12:55,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:12:55,084 INFO L87 Difference]: Start difference. First operand 800 states and 1274 transitions. Second operand 10 states. [2018-10-27 06:13:07,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:07,764 INFO L93 Difference]: Finished difference Result 2193 states and 3465 transitions. [2018-10-27 06:13:07,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-27 06:13:07,765 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 175 [2018-10-27 06:13:07,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:07,773 INFO L225 Difference]: With dead ends: 2193 [2018-10-27 06:13:07,773 INFO L226 Difference]: Without dead ends: 1399 [2018-10-27 06:13:07,777 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 184 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:13:07,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1399 states. [2018-10-27 06:13:07,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1399 to 1391. [2018-10-27 06:13:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1391 states. [2018-10-27 06:13:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 1963 transitions. [2018-10-27 06:13:07,819 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 1963 transitions. Word has length 175 [2018-10-27 06:13:07,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:07,819 INFO L481 AbstractCegarLoop]: Abstraction has 1391 states and 1963 transitions. [2018-10-27 06:13:07,820 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:13:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1963 transitions. [2018-10-27 06:13:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-27 06:13:07,826 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:07,826 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:07,827 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:07,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:07,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1998011813, now seen corresponding path program 1 times [2018-10-27 06:13:07,827 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:07,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:07,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:07,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:07,829 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 06:13:08,252 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:08,252 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:08,253 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 208 with the following transitions: [2018-10-27 06:13:08,253 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [791], [793], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:08,260 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:08,261 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:08,497 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:08,498 INFO L272 AbstractInterpreter]: Visited 145 different actions 284 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 06:13:08,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:08,505 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:08,784 INFO L227 lantSequenceWeakener]: Weakened 204 states. On average, predicates are now at 81.22% of their original sizes. [2018-10-27 06:13:08,785 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:09,018 INFO L415 sIntCurrentIteration]: We unified 206 AI predicates to 206 [2018-10-27 06:13:09,019 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:09,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:09,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:13:09,019 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:09,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:13:09,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:13:09,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:13:09,021 INFO L87 Difference]: Start difference. First operand 1391 states and 1963 transitions. Second operand 10 states. [2018-10-27 06:13:13,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:13,343 INFO L93 Difference]: Finished difference Result 3220 states and 4493 transitions. [2018-10-27 06:13:13,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-27 06:13:13,344 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2018-10-27 06:13:13,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:13,353 INFO L225 Difference]: With dead ends: 3220 [2018-10-27 06:13:13,353 INFO L226 Difference]: Without dead ends: 1835 [2018-10-27 06:13:13,357 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 216 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:13:13,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states. [2018-10-27 06:13:13,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1830. [2018-10-27 06:13:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1830 states. [2018-10-27 06:13:13,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1830 states and 2476 transitions. [2018-10-27 06:13:13,407 INFO L78 Accepts]: Start accepts. Automaton has 1830 states and 2476 transitions. Word has length 207 [2018-10-27 06:13:13,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:13,407 INFO L481 AbstractCegarLoop]: Abstraction has 1830 states and 2476 transitions. [2018-10-27 06:13:13,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:13:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2476 transitions. [2018-10-27 06:13:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-27 06:13:13,415 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:13,416 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:13,416 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:13,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:13,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1029888413, now seen corresponding path program 1 times [2018-10-27 06:13:13,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:13,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:13,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:13,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:13,418 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:13,659 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:13:13,796 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 85 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:13,796 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:13,797 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:13,797 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-10-27 06:13:13,797 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [791], [793], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:13,802 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:13,803 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:14,085 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:13:14,085 INFO L272 AbstractInterpreter]: Visited 146 different actions 434 times. Merged at 8 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:13:14,093 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:14,094 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:13:14,094 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:14,094 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 06:13:14,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:14,103 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:13:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:14,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:13:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:13:14,611 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:13:15,260 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:13:15,282 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:13:15,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2018-10-27 06:13:15,283 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:13:15,284 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-27 06:13:15,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-27 06:13:15,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-10-27 06:13:15,285 INFO L87 Difference]: Start difference. First operand 1830 states and 2476 transitions. Second operand 14 states. [2018-10-27 06:13:19,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:19,654 INFO L93 Difference]: Finished difference Result 5511 states and 7974 transitions. [2018-10-27 06:13:19,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-27 06:13:19,654 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 211 [2018-10-27 06:13:19,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:19,669 INFO L225 Difference]: With dead ends: 5511 [2018-10-27 06:13:19,670 INFO L226 Difference]: Without dead ends: 2656 [2018-10-27 06:13:19,682 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 468 GetRequests, 434 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=297, Invalid=825, Unknown=0, NotChecked=0, Total=1122 [2018-10-27 06:13:19,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2656 states. [2018-10-27 06:13:19,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2656 to 2589. [2018-10-27 06:13:19,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2589 states. [2018-10-27 06:13:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2589 states and 3088 transitions. [2018-10-27 06:13:19,764 INFO L78 Accepts]: Start accepts. Automaton has 2589 states and 3088 transitions. Word has length 211 [2018-10-27 06:13:19,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:19,765 INFO L481 AbstractCegarLoop]: Abstraction has 2589 states and 3088 transitions. [2018-10-27 06:13:19,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-27 06:13:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3088 transitions. [2018-10-27 06:13:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-10-27 06:13:19,776 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:19,777 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:19,777 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:19,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:19,778 INFO L82 PathProgramCache]: Analyzing trace with hash 113011449, now seen corresponding path program 1 times [2018-10-27 06:13:19,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:19,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:19,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:19,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:19,779 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:20,182 WARN L179 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-27 06:13:20,621 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:20,621 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:20,622 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:20,622 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 228 with the following transitions: [2018-10-27 06:13:20,622 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [324], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [791], [793], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:20,628 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:20,628 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:21,134 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:13:21,134 INFO L272 AbstractInterpreter]: Visited 145 different actions 429 times. Merged at 7 different actions 18 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:13:21,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:21,172 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:13:21,172 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:21,172 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 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 [2018-10-27 06:13:21,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:21,188 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:13:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:21,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:13:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:13:21,505 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:13:22,019 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:13:22,052 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:22,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-10-27 06:13:22,052 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:22,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:13:22,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:13:22,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:13:22,054 INFO L87 Difference]: Start difference. First operand 2589 states and 3088 transitions. Second operand 3 states. [2018-10-27 06:13:23,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:23,263 INFO L93 Difference]: Finished difference Result 5336 states and 6487 transitions. [2018-10-27 06:13:23,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:13:23,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2018-10-27 06:13:23,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:23,284 INFO L225 Difference]: With dead ends: 5336 [2018-10-27 06:13:23,285 INFO L226 Difference]: Without dead ends: 3436 [2018-10-27 06:13:23,291 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 452 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:13:23,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3436 states. [2018-10-27 06:13:23,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3436 to 3373. [2018-10-27 06:13:23,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3373 states. [2018-10-27 06:13:23,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 3373 states and 3979 transitions. [2018-10-27 06:13:23,385 INFO L78 Accepts]: Start accepts. Automaton has 3373 states and 3979 transitions. Word has length 227 [2018-10-27 06:13:23,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:23,385 INFO L481 AbstractCegarLoop]: Abstraction has 3373 states and 3979 transitions. [2018-10-27 06:13:23,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:13:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 3979 transitions. [2018-10-27 06:13:23,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-27 06:13:23,399 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:23,400 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:23,400 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:23,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:23,401 INFO L82 PathProgramCache]: Analyzing trace with hash 2042894620, now seen corresponding path program 1 times [2018-10-27 06:13:23,401 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:23,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:23,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:23,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:23,402 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 06:13:23,843 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:23,843 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:23,843 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 256 with the following transitions: [2018-10-27 06:13:23,844 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [312], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [791], [793], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:23,847 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:23,847 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:24,191 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:24,191 INFO L272 AbstractInterpreter]: Visited 145 different actions 431 times. Merged at 7 different actions 18 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:13:24,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:24,201 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:24,522 INFO L227 lantSequenceWeakener]: Weakened 252 states. On average, predicates are now at 84.81% of their original sizes. [2018-10-27 06:13:24,522 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:25,178 INFO L415 sIntCurrentIteration]: We unified 254 AI predicates to 254 [2018-10-27 06:13:25,179 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:25,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:25,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-10-27 06:13:25,179 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:25,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 06:13:25,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 06:13:25,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:13:25,181 INFO L87 Difference]: Start difference. First operand 3373 states and 3979 transitions. Second operand 9 states. [2018-10-27 06:13:31,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:31,324 INFO L93 Difference]: Finished difference Result 6413 states and 7774 transitions. [2018-10-27 06:13:31,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-27 06:13:31,324 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 255 [2018-10-27 06:13:31,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:31,325 INFO L225 Difference]: With dead ends: 6413 [2018-10-27 06:13:31,325 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 06:13:31,338 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 261 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-10-27 06:13:31,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 06:13:31,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 06:13:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 06:13:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 06:13:31,339 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 255 [2018-10-27 06:13:31,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:31,339 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:13:31,339 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 06:13:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:13:31,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 06:13:31,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 06:13:31,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:31,683 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 17 [2018-10-27 06:13:32,648 WARN L179 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 72 [2018-10-27 06:13:32,840 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2018-10-27 06:13:33,197 WARN L179 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2018-10-27 06:13:33,200 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= ~a28~0 |old(~a28~0)|)) [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-27 06:13:33,201 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,202 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-27 06:13:33,203 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,204 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-27 06:13:33,205 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,206 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-27 06:13:33,207 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-27 06:13:33,208 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-27 06:13:33,209 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-27 06:13:33,210 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,211 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:13:33,212 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-27 06:13:33,213 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,214 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-27 06:13:33,215 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-27 06:13:33,216 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,217 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,218 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse3 (= 9 |old(~a28~0)|)) (.cse15 (= |old(~a11~0)| ~a11~0)) (.cse19 (= |old(~a17~0)| ~a17~0)) (.cse16 (= ~a28~0 |old(~a28~0)|))) (let ((.cse1 (and .cse15 .cse19 .cse16)) (.cse7 (= 0 |old(~a28~0)|)) (.cse9 (= ~a19~0 1)) (.cse5 (= 1 |old(~a11~0)|)) (.cse4 (< 7 |old(~a17~0)|)) (.cse17 (<= ~a19~0 0)) (.cse2 (= 8 |old(~a28~0)|)) (.cse14 (not (= |old(~a17~0)| 8))) (.cse18 (< 0 |old(~a19~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse12 (not (= 1 |old(~a25~0)|))) (.cse6 (not (= 1 |old(~a19~0)|))) (.cse11 (not (= 0 |old(~a11~0)|))) (.cse8 (not (= 8 |old(~a17~0)|))) (.cse13 (not .cse3)) (.cse10 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse0 (= ~a25~0 0) .cse6 .cse7 .cse2 .cse11 .cse8 .cse10 (not (= 0 |old(~a25~0)|))) (or .cse0 .cse12 .cse6 .cse8 (and (= 1 ~a11~0) (= 1 ~a25~0) (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) .cse13 (not .cse5)) (or .cse0 .cse1 .cse2 .cse3 .cse14) (or .cse0 .cse5 .cse3 .cse14 .cse1) (or .cse0 .cse6 .cse7 .cse2 .cse8 (and .cse15 (= ~a17~0 8) .cse9 .cse16) .cse10) (or .cse0 .cse5 .cse17 .cse3 .cse14 .cse18) (or .cse0 (and .cse15 .cse17 .cse19 .cse16) .cse2 .cse18 .cse4) (or .cse0 .cse17 .cse2 .cse3 .cse14 .cse18) (or (or .cse0 .cse12 .cse6 .cse11 .cse8 .cse13) (= ~a25~0 1) .cse10)))) [2018-10-27 06:13:33,218 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,218 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,218 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,218 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-27 06:13:33,219 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,220 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-27 06:13:33,221 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,222 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-27 06:13:33,223 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 571) no Hoare annotation was computed. [2018-10-27 06:13:33,224 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-10-27 06:13:33,225 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 06:13:33,225 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:13:33,225 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 |old(~a28~0)|))) [2018-10-27 06:13:33,226 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-27 06:13:33,226 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse1 (= ~a17~0 8)) (.cse2 (<= ~a17~0 7)) (.cse0 (not (= ~a28~0 8))) (.cse3 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 0 |old(~a25~0)|)) (and .cse0 .cse1 (= ~a19~0 1)) (and .cse2 (<= ~a19~0 0) .cse0) (and .cse1 (not (= ~a11~0 1)) .cse3) (and (= |old(~a17~0)| ~a17~0) .cse0 .cse3) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and .cse2 .cse0 .cse3))) [2018-10-27 06:13:33,226 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:13:33,226 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:13:33,226 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= |old(~a17~0)| ~a17~0)) (.cse2 (<= ~a17~0 7)) (.cse3 (not (= ~a28~0 8))) (.cse1 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (and (= 1 ~a11~0) (= 1 ~a25~0) (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse0 (not (= ~a11~0 1)) .cse1) (and .cse2 (<= ~a19~0 0) .cse3) (and (not (= main_~input~0 0)) .cse3 (= ~a17~0 8) (= ~a19~0 1)) (and .cse0 .cse3 .cse1) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and .cse2 .cse3 .cse1))) [2018-10-27 06:13:33,226 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-27 06:13:33,226 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-27 06:13:33,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:13:33 BoogieIcfgContainer [2018-10-27 06:13:33,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 06:13:33,240 INFO L168 Benchmark]: Toolchain (without parser) took 53392.27 ms. Allocated memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: 1.5 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -685.0 MB). Peak memory consumption was 860.1 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:33,241 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:13:33,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.10 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:33,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:13:33,243 INFO L168 Benchmark]: Boogie Preprocessor took 211.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:33,243 INFO L168 Benchmark]: RCFGBuilder took 3478.07 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:33,244 INFO L168 Benchmark]: TraceAbstraction took 48894.66 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 807.9 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -8.5 MB). Peak memory consumption was 799.4 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:33,249 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 682.10 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 118.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 211.36 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -813.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3478.07 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48894.66 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 807.9 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -8.5 MB). Peak memory consumption was 799.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 571]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(1 == a21) || !(7 == \old(a28))) || !(0 == \old(a11))) || !(0 == \old(a25))) || ((!(a28 == 8) && a17 == 8) && a19 == 1)) || ((a17 <= 7 && a19 <= 0) && !(a28 == 8))) || ((a17 == 8 && !(a11 == 1)) && !(a28 == 9))) || ((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 9))) || !(1 == \old(a19))) || !(8 == \old(a17))) || ((a17 <= 7 && !(a28 == 8)) && !(a28 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 48.8s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 35.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1237 SDtfs, 8044 SDslu, 1515 SDs, 0 SdLazy, 8296 SolverSat, 2012 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1610 GetRequests, 1505 SyntacticMatches, 7 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3373occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.4s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.997549048309876 AbsIntWeakeningRatio, 0.16561514195583596 AbsIntAvgWeakeningVarsNumRemoved, 26.305993690851736 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 154 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 90 PreInvPairs, 164 NumberOfFragments, 572 HoareAnnotationTreeSize, 90 FomulaSimplifications, 2846 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2693 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1976 NumberOfCodeBlocks, 1976 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2402 ConstructedInterpolants, 0 QuantifiedInterpolants, 1562734 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1002 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 843/959 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...