java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 12:18:26,090 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 12:18:26,092 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 12:18:26,104 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 12:18:26,105 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 12:18:26,106 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 12:18:26,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 12:18:26,109 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 12:18:26,112 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 12:18:26,114 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 12:18:26,120 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 12:18:26,120 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 12:18:26,122 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 12:18:26,123 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 12:18:26,124 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 12:18:26,125 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 12:18:26,125 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 12:18:26,127 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 12:18:26,129 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 12:18:26,131 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 12:18:26,132 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 12:18:26,133 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 12:18:26,135 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 12:18:26,136 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 12:18:26,136 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 12:18:26,137 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 12:18:26,138 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 12:18:26,139 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 12:18:26,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 12:18:26,141 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 12:18:26,141 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 12:18:26,141 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 12:18:26,142 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 12:18:26,142 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 12:18:26,143 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 12:18:26,144 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 12:18:26,144 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-10-27 12:18:26,159 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 12:18:26,160 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 12:18:26,161 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 12:18:26,161 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 12:18:26,161 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 12:18:26,161 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 12:18:26,161 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 12:18:26,162 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 12:18:26,162 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 12:18:26,162 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 12:18:26,162 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 12:18:26,162 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 12:18:26,163 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 12:18:26,163 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 12:18:26,163 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 12:18:26,164 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 12:18:26,164 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 12:18:26,164 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 12:18:26,164 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 12:18:26,164 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 12:18:26,165 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 12:18:26,165 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 12:18:26,165 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 12:18:26,165 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 12:18:26,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 12:18:26,166 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 12:18:26,166 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 12:18:26,166 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 12:18:26,166 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 12:18:26,166 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 12:18:26,166 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 12:18:26,167 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 12:18:26,167 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 12:18:26,167 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 12:18:26,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 12:18:26,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 12:18:26,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 12:18:26,246 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 12:18:26,246 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 12:18:26,247 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c [2018-10-27 12:18:26,305 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a7783dd6/eecf15f07f4841b8ba74573e1b1d05b2/FLAGeab84c788 [2018-10-27 12:18:26,924 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 12:18:26,925 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c [2018-10-27 12:18:26,942 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a7783dd6/eecf15f07f4841b8ba74573e1b1d05b2/FLAGeab84c788 [2018-10-27 12:18:26,956 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a7783dd6/eecf15f07f4841b8ba74573e1b1d05b2 [2018-10-27 12:18:26,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 12:18:26,971 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 12:18:26,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 12:18:26,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 12:18:26,976 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 12:18:26,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:18:26" (1/1) ... [2018-10-27 12:18:26,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b98b391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:26, skipping insertion in model container [2018-10-27 12:18:26,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:18:26" (1/1) ... [2018-10-27 12:18:26,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 12:18:27,061 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 12:18:27,503 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:18:27,508 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 12:18:27,627 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:18:27,646 INFO L193 MainTranslator]: Completed translation [2018-10-27 12:18:27,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27 WrapperNode [2018-10-27 12:18:27,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 12:18:27,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 12:18:27,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 12:18:27,648 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 12:18:27,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 12:18:27,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 12:18:27,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 12:18:27,860 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 12:18:27,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... [2018-10-27 12:18:27,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 12:18:27,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 12:18:27,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 12:18:27,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 12:18:27,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 12:18:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 12:18:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 12:18:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 12:18:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 12:18:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 12:18:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 12:18:28,017 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 12:18:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 12:18:31,465 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 12:18:31,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:18:31 BoogieIcfgContainer [2018-10-27 12:18:31,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 12:18:31,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 12:18:31,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 12:18:31,471 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 12:18:31,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:18:26" (1/3) ... [2018-10-27 12:18:31,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188ed34f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:18:31, skipping insertion in model container [2018-10-27 12:18:31,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:18:27" (2/3) ... [2018-10-27 12:18:31,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@188ed34f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:18:31, skipping insertion in model container [2018-10-27 12:18:31,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:18:31" (3/3) ... [2018-10-27 12:18:31,475 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label46_true-unreach-call_false-termination.c [2018-10-27 12:18:31,486 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 12:18:31,495 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 12:18:31,514 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 12:18:31,556 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 12:18:31,556 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 12:18:31,557 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 12:18:31,557 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 12:18:31,557 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 12:18:31,557 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 12:18:31,558 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 12:18:31,558 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 12:18:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-10-27 12:18:31,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 12:18:31,602 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:18:31,604 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] [2018-10-27 12:18:31,607 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:18:31,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:18:31,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1130401459, now seen corresponding path program 1 times [2018-10-27 12:18:31,616 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:18:31,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:31,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:18:31,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:31,667 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:18:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:18:32,247 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 12:18:32,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:18:32,376 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:18:32,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:18:32,378 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:18:32,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:18:32,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:18:32,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:18:32,409 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-10-27 12:18:34,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:18:34,028 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-10-27 12:18:34,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:18:34,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2018-10-27 12:18:34,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:18:34,052 INFO L225 Difference]: With dead ends: 550 [2018-10-27 12:18:34,052 INFO L226 Difference]: Without dead ends: 340 [2018-10-27 12:18:34,060 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:18:34,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-10-27 12:18:34,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-10-27 12:18:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-10-27 12:18:34,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-10-27 12:18:34,157 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 119 [2018-10-27 12:18:34,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:18:34,159 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-10-27 12:18:34,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:18:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-10-27 12:18:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-27 12:18:34,178 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:18:34,178 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2018-10-27 12:18:34,178 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:18:34,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:18:34,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1960216906, now seen corresponding path program 1 times [2018-10-27 12:18:34,182 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:18:34,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:34,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:18:34,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:34,184 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:18:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:18:34,417 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:18:34,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:18:34,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 12:18:34,418 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:18:34,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 12:18:34,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 12:18:34,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-27 12:18:34,421 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-10-27 12:18:36,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:18:36,212 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-10-27 12:18:36,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 12:18:36,216 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2018-10-27 12:18:36,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:18:36,224 INFO L225 Difference]: With dead ends: 1079 [2018-10-27 12:18:36,224 INFO L226 Difference]: Without dead ends: 745 [2018-10-27 12:18:36,230 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-27 12:18:36,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-10-27 12:18:36,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-10-27 12:18:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-10-27 12:18:36,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-10-27 12:18:36,289 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 129 [2018-10-27 12:18:36,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:18:36,290 INFO L481 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-10-27 12:18:36,290 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 12:18:36,290 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-10-27 12:18:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-27 12:18:36,297 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:18:36,298 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-27 12:18:36,298 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:18:36,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:18:36,299 INFO L82 PathProgramCache]: Analyzing trace with hash -405480129, now seen corresponding path program 1 times [2018-10-27 12:18:36,299 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:18:36,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:36,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:18:36,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:36,300 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:18:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:18:36,713 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:18:36,714 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:18:36,714 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:18:36,715 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-10-27 12:18:36,718 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [589], [591], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 12:18:36,787 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:18:36,787 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:18:37,868 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:18:37,870 INFO L272 AbstractInterpreter]: Visited 123 different actions 188 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-27 12:18:37,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:18:37,917 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:18:38,490 INFO L227 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 80.46% of their original sizes. [2018-10-27 12:18:38,491 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:18:39,304 INFO L415 sIntCurrentIteration]: We unified 154 AI predicates to 154 [2018-10-27 12:18:39,305 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:18:39,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:18:39,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-10-27 12:18:39,306 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:18:39,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 12:18:39,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 12:18:39,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-10-27 12:18:39,308 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 11 states. [2018-10-27 12:18:51,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:18:51,810 INFO L93 Difference]: Finished difference Result 2333 states and 3723 transitions. [2018-10-27 12:18:51,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-27 12:18:51,811 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2018-10-27 12:18:51,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:18:51,821 INFO L225 Difference]: With dead ends: 2333 [2018-10-27 12:18:51,822 INFO L226 Difference]: Without dead ends: 1606 [2018-10-27 12:18:51,827 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 165 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2018-10-27 12:18:51,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2018-10-27 12:18:51,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1579. [2018-10-27 12:18:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1579 states. [2018-10-27 12:18:51,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 2094 transitions. [2018-10-27 12:18:51,894 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 2094 transitions. Word has length 155 [2018-10-27 12:18:51,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:18:51,894 INFO L481 AbstractCegarLoop]: Abstraction has 1579 states and 2094 transitions. [2018-10-27 12:18:51,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 12:18:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2094 transitions. [2018-10-27 12:18:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-27 12:18:51,902 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:18:51,902 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:18:51,903 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:18:51,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:18:51,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1456364036, now seen corresponding path program 1 times [2018-10-27 12:18:51,903 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:18:51,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:51,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:18:51,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:18:51,905 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:18:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:18:52,351 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 12:18:52,351 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:18:52,352 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:18:52,352 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 169 with the following transitions: [2018-10-27 12:18:52,352 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [589], [591], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 12:18:52,359 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:18:52,360 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:18:52,665 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:18:52,666 INFO L272 AbstractInterpreter]: Visited 124 different actions 191 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-27 12:18:52,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:18:52,702 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:18:53,152 INFO L227 lantSequenceWeakener]: Weakened 77 states. On average, predicates are now at 81.33% of their original sizes. [2018-10-27 12:18:53,153 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:18:53,963 INFO L415 sIntCurrentIteration]: We unified 167 AI predicates to 167 [2018-10-27 12:18:53,964 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:18:53,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:18:53,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [6] total 23 [2018-10-27 12:18:53,964 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:18:53,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-27 12:18:53,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-27 12:18:53,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-10-27 12:18:53,966 INFO L87 Difference]: Start difference. First operand 1579 states and 2094 transitions. Second operand 19 states. [2018-10-27 12:19:09,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:19:09,106 INFO L93 Difference]: Finished difference Result 3437 states and 4621 transitions. [2018-10-27 12:19:09,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-10-27 12:19:09,107 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 168 [2018-10-27 12:19:09,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:19:09,117 INFO L225 Difference]: With dead ends: 3437 [2018-10-27 12:19:09,118 INFO L226 Difference]: Without dead ends: 2000 [2018-10-27 12:19:09,122 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 179 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=207, Invalid=723, Unknown=0, NotChecked=0, Total=930 [2018-10-27 12:19:09,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2000 states. [2018-10-27 12:19:09,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2000 to 1990. [2018-10-27 12:19:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1990 states. [2018-10-27 12:19:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1990 states and 2546 transitions. [2018-10-27 12:19:09,182 INFO L78 Accepts]: Start accepts. Automaton has 1990 states and 2546 transitions. Word has length 168 [2018-10-27 12:19:09,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:19:09,182 INFO L481 AbstractCegarLoop]: Abstraction has 1990 states and 2546 transitions. [2018-10-27 12:19:09,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-27 12:19:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2546 transitions. [2018-10-27 12:19:09,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-27 12:19:09,190 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:19:09,190 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:19:09,191 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:19:09,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:09,191 INFO L82 PathProgramCache]: Analyzing trace with hash -658968777, now seen corresponding path program 1 times [2018-10-27 12:19:09,191 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:19:09,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:09,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:19:09,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:09,193 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:19:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:19:09,334 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-27 12:19:09,334 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:19:09,335 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:19:09,335 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 181 with the following transitions: [2018-10-27 12:19:09,335 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [589], [591], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 12:19:09,340 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:19:09,341 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:19:09,872 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:19:09,872 INFO L272 AbstractInterpreter]: Visited 125 different actions 322 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-27 12:19:09,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:09,880 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:19:10,175 INFO L227 lantSequenceWeakener]: Weakened 177 states. On average, predicates are now at 80.46% of their original sizes. [2018-10-27 12:19:10,175 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:19:10,297 INFO L415 sIntCurrentIteration]: We unified 179 AI predicates to 179 [2018-10-27 12:19:10,297 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:19:10,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:19:10,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 13 [2018-10-27 12:19:10,297 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:19:10,298 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 12:19:10,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 12:19:10,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-10-27 12:19:10,299 INFO L87 Difference]: Start difference. First operand 1990 states and 2546 transitions. Second operand 10 states. [2018-10-27 12:19:15,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:19:15,608 INFO L93 Difference]: Finished difference Result 3640 states and 4785 transitions. [2018-10-27 12:19:15,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-27 12:19:15,609 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 180 [2018-10-27 12:19:15,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:19:15,619 INFO L225 Difference]: With dead ends: 3640 [2018-10-27 12:19:15,620 INFO L226 Difference]: Without dead ends: 2203 [2018-10-27 12:19:15,624 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 187 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-10-27 12:19:15,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2203 states. [2018-10-27 12:19:15,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2203 to 1911. [2018-10-27 12:19:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1911 states. [2018-10-27 12:19:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1911 states and 2483 transitions. [2018-10-27 12:19:15,680 INFO L78 Accepts]: Start accepts. Automaton has 1911 states and 2483 transitions. Word has length 180 [2018-10-27 12:19:15,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:19:15,680 INFO L481 AbstractCegarLoop]: Abstraction has 1911 states and 2483 transitions. [2018-10-27 12:19:15,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 12:19:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2483 transitions. [2018-10-27 12:19:15,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-27 12:19:15,688 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:19:15,688 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-27 12:19:15,688 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:19:15,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:15,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1786830668, now seen corresponding path program 1 times [2018-10-27 12:19:15,689 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:19:15,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:15,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:19:15,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:15,690 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:19:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:19:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-27 12:19:15,880 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:19:15,880 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:19:15,881 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 201 with the following transitions: [2018-10-27 12:19:15,881 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [589], [591], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 12:19:15,885 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:19:15,885 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:19:16,986 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 12:19:16,986 INFO L272 AbstractInterpreter]: Visited 127 different actions 587 times. Merged at 10 different actions 50 times. Widened at 1 different actions 1 times. Found 12 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-27 12:19:16,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:16,995 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 12:19:16,995 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:19:16,996 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 12:19:17,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:19:17,006 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 12:19:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:19:17,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 12:19:17,328 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 82 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-27 12:19:17,328 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 12:19:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-27 12:19:18,489 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 12:19:18,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-10-27 12:19:18,489 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 12:19:18,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-27 12:19:18,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-27 12:19:18,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-10-27 12:19:18,491 INFO L87 Difference]: Start difference. First operand 1911 states and 2483 transitions. Second operand 8 states. [2018-10-27 12:19:18,798 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 12:19:24,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:19:24,136 INFO L93 Difference]: Finished difference Result 6177 states and 8806 transitions. [2018-10-27 12:19:24,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-27 12:19:24,137 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 200 [2018-10-27 12:19:24,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:19:24,154 INFO L225 Difference]: With dead ends: 6177 [2018-10-27 12:19:24,154 INFO L226 Difference]: Without dead ends: 2934 [2018-10-27 12:19:24,174 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-10-27 12:19:24,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2934 states. [2018-10-27 12:19:24,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2934 to 2749. [2018-10-27 12:19:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2749 states. [2018-10-27 12:19:24,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2749 states and 3361 transitions. [2018-10-27 12:19:24,252 INFO L78 Accepts]: Start accepts. Automaton has 2749 states and 3361 transitions. Word has length 200 [2018-10-27 12:19:24,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:19:24,252 INFO L481 AbstractCegarLoop]: Abstraction has 2749 states and 3361 transitions. [2018-10-27 12:19:24,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-27 12:19:24,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3361 transitions. [2018-10-27 12:19:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-27 12:19:24,265 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:19:24,265 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:19:24,266 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:19:24,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:24,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1493465900, now seen corresponding path program 1 times [2018-10-27 12:19:24,266 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:19:24,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:24,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:19:24,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:24,268 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:19:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:19:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 141 proven. 15 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-27 12:19:24,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:19:24,500 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:19:24,501 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 251 with the following transitions: [2018-10-27 12:19:24,501 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [261], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [589], [591], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 12:19:24,506 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:19:24,506 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:19:25,270 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:19:25,270 INFO L272 AbstractInterpreter]: Visited 124 different actions 192 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-27 12:19:25,295 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:25,296 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:19:26,626 INFO L227 lantSequenceWeakener]: Weakened 121 states. On average, predicates are now at 80.85% of their original sizes. [2018-10-27 12:19:26,627 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:19:29,269 INFO L415 sIntCurrentIteration]: We unified 249 AI predicates to 249 [2018-10-27 12:19:29,269 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:19:29,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:19:29,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [27] imperfect sequences [6] total 31 [2018-10-27 12:19:29,270 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:19:29,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-10-27 12:19:29,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-10-27 12:19:29,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2018-10-27 12:19:29,271 INFO L87 Difference]: Start difference. First operand 2749 states and 3361 transitions. Second operand 27 states. [2018-10-27 12:19:51,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:19:51,380 INFO L93 Difference]: Finished difference Result 5774 states and 7095 transitions. [2018-10-27 12:19:51,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-10-27 12:19:51,381 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 250 [2018-10-27 12:19:51,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:19:51,395 INFO L225 Difference]: With dead ends: 5774 [2018-10-27 12:19:51,396 INFO L226 Difference]: Without dead ends: 3305 [2018-10-27 12:19:51,405 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 266 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=439, Invalid=1453, Unknown=0, NotChecked=0, Total=1892 [2018-10-27 12:19:51,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3305 states. [2018-10-27 12:19:51,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3305 to 3160. [2018-10-27 12:19:51,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3160 states. [2018-10-27 12:19:51,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 3794 transitions. [2018-10-27 12:19:51,490 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 3794 transitions. Word has length 250 [2018-10-27 12:19:51,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:19:51,491 INFO L481 AbstractCegarLoop]: Abstraction has 3160 states and 3794 transitions. [2018-10-27 12:19:51,491 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-10-27 12:19:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3794 transitions. [2018-10-27 12:19:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-27 12:19:51,504 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:19:51,505 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:19:51,505 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:19:51,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:51,505 INFO L82 PathProgramCache]: Analyzing trace with hash 590197327, now seen corresponding path program 1 times [2018-10-27 12:19:51,506 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:19:51,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:51,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:19:51,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:19:51,507 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:19:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:19:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 139 proven. 62 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-27 12:19:52,455 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:19:52,456 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:19:52,456 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 260 with the following transitions: [2018-10-27 12:19:52,456 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [261], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [589], [591], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 12:19:52,459 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:19:52,459 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:19:53,686 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 12:19:53,686 INFO L272 AbstractInterpreter]: Visited 126 different actions 579 times. Merged at 9 different actions 48 times. Widened at 1 different actions 1 times. Found 11 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-27 12:19:53,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:19:53,696 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 12:19:53,696 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:19:53,696 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 12:19:53,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:19:53,707 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 12:19:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:19:53,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 12:19:54,101 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 126 proven. 2 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-27 12:19:54,102 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 12:19:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 145 proven. 54 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 12:19:54,404 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 12:19:54,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-10-27 12:19:54,405 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 12:19:54,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 12:19:54,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 12:19:54,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-27 12:19:54,406 INFO L87 Difference]: Start difference. First operand 3160 states and 3794 transitions. Second operand 11 states. [2018-10-27 12:19:57,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:19:57,887 INFO L93 Difference]: Finished difference Result 10671 states and 13611 transitions. [2018-10-27 12:19:57,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-27 12:19:57,887 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 259 [2018-10-27 12:19:57,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:19:57,887 INFO L225 Difference]: With dead ends: 10671 [2018-10-27 12:19:57,888 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 12:19:57,920 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 521 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-10-27 12:19:57,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 12:19:57,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 12:19:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 12:19:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 12:19:57,922 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 259 [2018-10-27 12:19:57,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:19:57,922 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 12:19:57,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 12:19:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 12:19:57,923 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 12:19:57,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 12:19:58,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,484 WARN L179 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 185 [2018-10-27 12:19:58,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:19:58,711 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 177 [2018-10-27 12:19:59,387 WARN L179 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2018-10-27 12:20:01,342 WARN L179 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 138 DAG size of output: 86 [2018-10-27 12:20:05,729 WARN L179 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 340 DAG size of output: 107 [2018-10-27 12:20:06,623 WARN L179 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 86 [2018-10-27 12:20:07,024 WARN L179 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 86 [2018-10-27 12:20:07,028 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 12:20:07,028 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= |old(~a20~0)| ~a20~0)) [2018-10-27 12:20:07,028 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 12:20:07,028 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-27 12:20:07,028 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-27 12:20:07,029 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,030 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-27 12:20:07,031 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-27 12:20:07,032 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,033 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-27 12:20:07,034 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 512) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,035 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-27 12:20:07,036 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,037 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-27 12:20:07,038 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,039 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,040 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-27 12:20:07,041 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse22 (= |old(~a8~0)| ~a8~0)) (.cse23 (= |old(~a20~0)| ~a20~0)) (.cse20 (= ~a21~0 1))) (let ((.cse4 (< |old(~a20~0)| 0)) (.cse8 (< 0 |old(~a20~0)|)) (.cse9 (< 15 |old(~a8~0)|)) (.cse14 (and (<= ~a16~0 5) (= ~a17~0 1) .cse20 (<= 4 ~a16~0))) (.cse11 (< 5 |old(~a16~0)|)) (.cse12 (< |old(~a16~0)| 4)) (.cse13 (< 1 |old(~a7~0)|)) (.cse15 (< |old(~a8~0)| 13)) (.cse16 (< |old(~a7~0)| 0)) (.cse1 (not (= 0 |old(~a7~0)|))) (.cse6 (not (= 15 |old(~a8~0)|))) (.cse0 (< 6 |calculate_output_#in~input|)) (.cse2 (not (= 1 |old(~a21~0)|))) (.cse10 (= 13 |old(~a8~0)|)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (not (= 1 |old(~a17~0)|))) (.cse19 (not (= 1 |old(~a20~0)|))) (.cse7 (< |calculate_output_#in~input| 1)) (.cse18 (= 6 |old(~a16~0)|)) (.cse17 (and (= ~a7~0 |old(~a7~0)|) .cse22 .cse23)) (.cse21 (not (= 1 |old(~a7~0)|)))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= 5 |old(~a16~0)|)) .cse7) (= ~a16~0 5) .cse8) (or .cse0 .cse2 .cse9 .cse10 .cse3 .cse4 .cse5 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse8 .cse7) (or .cse17 .cse10) (or .cse18 (not (= ~a16~0 6))) (or .cse19 .cse17) (or .cse0 .cse2 .cse9 .cse14 .cse3 .cse5 .cse19 .cse11 .cse12 .cse13 .cse15 .cse16 .cse7) (or (or .cse1 .cse2 .cse3 (< 1 |old(~a17~0)|) (< |old(~a16~0)| 5) (< 6 |old(~a16~0)|) .cse19 .cse6 (< |old(~a17~0)| 0)) (and (<= 0 ~a17~0) (<= 5 ~a16~0) .cse20 (<= ~a17~0 1) (<= ~a16~0 6))) (or (= ~a16~0 4) .cse0 (or .cse2 (not (= 4 |old(~a16~0)|)) (not .cse10)) .cse3 .cse5 .cse19 .cse21 .cse7) (or .cse18 .cse17) (or (and (= 1 ~a7~0) .cse22 .cse23) (< |old(~a20~0)| 1) .cse21)))) [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-27 12:20:07,042 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-27 12:20:07,043 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-27 12:20:07,044 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 12:20:07,045 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 12:20:07,046 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~a8~0 15) (= ~z~0 26) (= ~a17~0 1) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~b~0 2) (= ~a~0 1) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-10-27 12:20:07,046 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 12:20:07,046 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 12:20:07,047 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= ~v~0 22)) (and (= ~a21~0 1) (= |old(~a8~0)| ~a8~0) (= ~a17~0 1) (= ~a7~0 |old(~a7~0)|) (= ~a20~0 1) (= ~a16~0 5)) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-27 12:20:07,047 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-10-27 12:20:07,047 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (not (= ~a8~0 13)) (not (= ~a16~0 6)) (= |old(~a20~0)| ~a20~0) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (and (= 1 ~a7~0) (<= 1 ~a20~0)) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (not (= 0 |old(~a7~0)|)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= |old(~a8~0)| 15)) (not (= 6 ~f~0))) [2018-10-27 12:20:07,047 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-10-27 12:20:07,047 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-27 12:20:07,047 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-27 12:20:07,047 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (not (= ~a8~0 13)) (not (= ~a16~0 6)) (= |old(~a20~0)| ~a20~0) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (and (= 1 ~a7~0) (<= 1 ~a20~0)) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (not (= 0 |old(~a7~0)|)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= |old(~a8~0)| 15)) (not (= 6 ~f~0))) [2018-10-27 12:20:07,047 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-10-27 12:20:07,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:20:07 BoogieIcfgContainer [2018-10-27 12:20:07,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 12:20:07,064 INFO L168 Benchmark]: Toolchain (without parser) took 100093.90 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 926.7 MB. Max. memory is 7.1 GB. [2018-10-27 12:20:07,065 INFO L168 Benchmark]: CDTParser took 0.21 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 12:20:07,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.11 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-27 12:20:07,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.80 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 730.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -817.0 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-27 12:20:07,067 INFO L168 Benchmark]: Boogie Preprocessor took 84.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2018-10-27 12:20:07,068 INFO L168 Benchmark]: RCFGBuilder took 3521.81 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 7.1 GB. [2018-10-27 12:20:07,069 INFO L168 Benchmark]: TraceAbstraction took 95595.41 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 3.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 874.4 MB. Max. memory is 7.1 GB. [2018-10-27 12:20:07,075 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.11 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 211.80 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 730.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -817.0 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3521.81 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 95595.41 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 3.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 874.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 512]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(a8 == 13) || !(a16 == 6)) || \old(a20) == a20) || !(\old(a21) == 1)) || !(b == 2)) || !(y == 25)) || (1 == a7 && 1 <= a20)) || !(x == 24)) || !(a12 == 8)) || !(e == 5)) || !(d == 4)) || !(21 == u)) || !(22 == v)) || !(z == 26)) || !(\old(a16) == 5)) || !(0 == \old(a7))) || !(3 == c)) || !(\old(a20) == 1)) || !(23 == w)) || !(a == 1)) || !(\old(a17) == 1)) || !(\old(a8) == 15)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 95.5s OverallTime, 8 OverallIterations, 6 TraceHistogramMax, 67.8s AutomataDifference, 0.0s DeadEndRemovalTime, 9.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1163 SDtfs, 11184 SDslu, 1825 SDs, 0 SdLazy, 14000 SolverSat, 2265 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.3s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1797 GetRequests, 1630 SyntacticMatches, 5 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 996 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3160occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.2s AbstIntTime, 6 AbstIntIterations, 4 AbstIntStrong, 0.9970615681951821 AbsIntWeakeningRatio, 0.21895861148197596 AbsIntAvgWeakeningVarsNumRemoved, 20.343124165554073 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 671 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 143 PreInvPairs, 287 NumberOfFragments, 697 HoareAnnotationTreeSize, 143 FomulaSimplifications, 14242 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 8814 FormulaSimplificationTreeSizeReductionInter, 8.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1919 NumberOfCodeBlocks, 1919 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2366 ConstructedInterpolants, 0 QuantifiedInterpolants, 810694 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1284 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 1486/1692 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...