java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 07:04:57,440 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 07:04:57,443 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 07:04:57,460 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 07:04:57,461 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 07:04:57,462 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 07:04:57,463 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 07:04:57,465 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 07:04:57,467 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 07:04:57,467 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 07:04:57,469 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 07:04:57,469 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 07:04:57,470 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 07:04:57,471 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 07:04:57,472 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 07:04:57,473 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 07:04:57,474 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 07:04:57,475 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 07:04:57,477 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 07:04:57,479 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 07:04:57,480 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 07:04:57,482 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 07:04:57,484 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 07:04:57,484 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 07:04:57,484 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 07:04:57,485 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 07:04:57,486 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 07:04:57,487 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 07:04:57,488 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 07:04:57,489 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 07:04:57,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 07:04:57,490 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-07 07:04:57,492 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 07:04:57,507 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 07:04:57,507 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 07:04:57,508 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 07:04:57,508 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 07:04:57,508 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 07:04:57,509 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 07:04:57,509 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 07:04:57,509 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 07:04:57,509 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 07:04:57,509 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 07:04:57,510 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 07:04:57,510 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 07:04:57,510 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 07:04:57,510 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 07:04:57,511 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 07:04:57,511 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 07:04:57,511 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 07:04:57,511 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 07:04:57,512 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 07:04:57,512 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 07:04:57,512 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 07:04:57,512 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 07:04:57,512 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 07:04:57,513 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 07:04:57,513 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 07:04:57,513 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 07:04:57,513 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:04:57,513 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 07:04:57,514 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 07:04:57,514 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 07:04:57,514 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 07:04:57,514 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 07:04:57,514 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 07:04:57,514 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 07:04:57,515 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 07:04:57,515 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 07:04:57,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 07:04:57,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 07:04:57,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 07:04:57,599 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 07:04:57,599 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 07:04:57,601 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-11-07 07:04:57,667 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a516752e1/57622f7c4a9c4885bb5c17101a4388cd/FLAG04e23bae1 [2018-11-07 07:04:58,178 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 07:04:58,178 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-11-07 07:04:58,199 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a516752e1/57622f7c4a9c4885bb5c17101a4388cd/FLAG04e23bae1 [2018-11-07 07:04:58,233 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a516752e1/57622f7c4a9c4885bb5c17101a4388cd [2018-11-07 07:04:58,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 07:04:58,249 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 07:04:58,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 07:04:58,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 07:04:58,257 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 07:04:58,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:04:58" (1/1) ... [2018-11-07 07:04:58,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cedeeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:58, skipping insertion in model container [2018-11-07 07:04:58,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:04:58" (1/1) ... [2018-11-07 07:04:58,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 07:04:58,350 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 07:04:58,849 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:04:58,854 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 07:04:58,986 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:04:59,007 INFO L193 MainTranslator]: Completed translation [2018-11-07 07:04:59,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59 WrapperNode [2018-11-07 07:04:59,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 07:04:59,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 07:04:59,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 07:04:59,009 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 07:04:59,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 07:04:59,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 07:04:59,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 07:04:59,138 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 07:04:59,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... [2018-11-07 07:04:59,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 07:04:59,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 07:04:59,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 07:04:59,270 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 07:04:59,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:04:59,336 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 07:04:59,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 07:04:59,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 07:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 07:04:59,337 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 07:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 07:04:59,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 07:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 07:04:59,338 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 07:05:02,496 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 07:05:02,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:05:02 BoogieIcfgContainer [2018-11-07 07:05:02,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 07:05:02,499 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 07:05:02,499 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 07:05:02,503 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 07:05:02,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:04:58" (1/3) ... [2018-11-07 07:05:02,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ef83bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:05:02, skipping insertion in model container [2018-11-07 07:05:02,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:04:59" (2/3) ... [2018-11-07 07:05:02,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ef83bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:05:02, skipping insertion in model container [2018-11-07 07:05:02,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:05:02" (3/3) ... [2018-11-07 07:05:02,507 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label19_true-unreach-call_false-termination.c [2018-11-07 07:05:02,518 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 07:05:02,529 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 07:05:02,549 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 07:05:02,598 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 07:05:02,599 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 07:05:02,599 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 07:05:02,599 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 07:05:02,599 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 07:05:02,600 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 07:05:02,600 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 07:05:02,600 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 07:05:02,635 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-07 07:05:02,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-07 07:05:02,652 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:05:02,653 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] [2018-11-07 07:05:02,656 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:05:02,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:02,664 INFO L82 PathProgramCache]: Analyzing trace with hash -526402299, now seen corresponding path program 1 times [2018-11-07 07:05:02,667 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:05:02,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:02,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:05:02,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:02,719 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:05:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:05:03,233 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:05:03,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:05:03,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:05:03,376 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:05:03,376 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:05:03,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:05:03,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:05:03,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:05:03,403 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-07 07:05:05,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:05:05,031 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-07 07:05:05,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:05:05,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-07 07:05:05,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:05:05,052 INFO L225 Difference]: With dead ends: 550 [2018-11-07 07:05:05,052 INFO L226 Difference]: Without dead ends: 340 [2018-11-07 07:05:05,059 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:05:05,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-07 07:05:05,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-07 07:05:05,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-07 07:05:05,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-11-07 07:05:05,141 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 93 [2018-11-07 07:05:05,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:05:05,142 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-11-07 07:05:05,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:05:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-11-07 07:05:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-07 07:05:05,149 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:05:05,149 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:05:05,150 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:05:05,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:05,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1485917062, now seen corresponding path program 1 times [2018-11-07 07:05:05,150 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:05:05,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:05,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:05:05,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:05,152 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:05:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:05:05,428 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:05:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:05:05,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:05:05,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 07:05:05,535 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:05:05,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 07:05:05,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 07:05:05,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 07:05:05,538 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-11-07 07:05:07,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:05:07,502 INFO L93 Difference]: Finished difference Result 1070 states and 1774 transitions. [2018-11-07 07:05:07,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 07:05:07,504 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-07 07:05:07,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:05:07,514 INFO L225 Difference]: With dead ends: 1070 [2018-11-07 07:05:07,514 INFO L226 Difference]: Without dead ends: 736 [2018-11-07 07:05:07,524 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:05:07,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2018-11-07 07:05:07,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 719. [2018-11-07 07:05:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-07 07:05:07,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1113 transitions. [2018-11-07 07:05:07,591 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1113 transitions. Word has length 104 [2018-11-07 07:05:07,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:05:07,592 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 1113 transitions. [2018-11-07 07:05:07,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 07:05:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1113 transitions. [2018-11-07 07:05:07,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-07 07:05:07,605 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:05:07,605 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] [2018-11-07 07:05:07,606 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:05:07,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:07,606 INFO L82 PathProgramCache]: Analyzing trace with hash 499331959, now seen corresponding path program 1 times [2018-11-07 07:05:07,607 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:05:07,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:07,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:05:07,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:07,610 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:05:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:05:08,103 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:05:08,104 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:05:08,104 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:05:08,107 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 130 with the following transitions: [2018-11-07 07:05:08,110 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], [381], [383], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 07:05:08,171 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:05:08,171 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:05:09,143 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:05:09,145 INFO L272 AbstractInterpreter]: Visited 97 different actions 187 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 07:05:09,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:09,193 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:05:09,732 INFO L227 lantSequenceWeakener]: Weakened 126 states. On average, predicates are now at 81.44% of their original sizes. [2018-11-07 07:05:09,733 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:05:10,414 INFO L415 sIntCurrentIteration]: We unified 128 AI predicates to 128 [2018-11-07 07:05:10,414 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:05:10,415 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:05:10,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-07 07:05:10,415 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:05:10,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 07:05:10,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 07:05:10,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-07 07:05:10,417 INFO L87 Difference]: Start difference. First operand 719 states and 1113 transitions. Second operand 10 states. [2018-11-07 07:05:23,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:05:23,321 INFO L93 Difference]: Finished difference Result 2759 states and 4353 transitions. [2018-11-07 07:05:23,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 07:05:23,321 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 129 [2018-11-07 07:05:23,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:05:23,334 INFO L225 Difference]: With dead ends: 2759 [2018-11-07 07:05:23,335 INFO L226 Difference]: Without dead ends: 2046 [2018-11-07 07:05:23,341 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 138 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-07 07:05:23,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2046 states. [2018-11-07 07:05:23,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2046 to 2014. [2018-11-07 07:05:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2014 states. [2018-11-07 07:05:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 2014 states and 2544 transitions. [2018-11-07 07:05:23,418 INFO L78 Accepts]: Start accepts. Automaton has 2014 states and 2544 transitions. Word has length 129 [2018-11-07 07:05:23,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:05:23,419 INFO L480 AbstractCegarLoop]: Abstraction has 2014 states and 2544 transitions. [2018-11-07 07:05:23,419 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 07:05:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2544 transitions. [2018-11-07 07:05:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-07 07:05:23,425 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:05:23,426 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] [2018-11-07 07:05:23,426 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:05:23,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:23,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1250466940, now seen corresponding path program 1 times [2018-11-07 07:05:23,427 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:05:23,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:23,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:05:23,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:23,429 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:05:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:05:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-07 07:05:23,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:05:23,615 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:05:23,615 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 143 with the following transitions: [2018-11-07 07:05:23,615 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], [381], [383], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 07:05:23,620 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:05:23,621 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:05:23,826 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:05:23,827 INFO L272 AbstractInterpreter]: Visited 98 different actions 190 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 07:05:23,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:23,834 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:05:24,162 INFO L227 lantSequenceWeakener]: Weakened 139 states. On average, predicates are now at 81.44% of their original sizes. [2018-11-07 07:05:24,162 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:05:24,376 INFO L415 sIntCurrentIteration]: We unified 141 AI predicates to 141 [2018-11-07 07:05:24,376 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:05:24,376 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:05:24,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-07 07:05:24,377 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:05:24,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 07:05:24,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 07:05:24,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-07 07:05:24,378 INFO L87 Difference]: Start difference. First operand 2014 states and 2544 transitions. Second operand 10 states. [2018-11-07 07:05:27,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:05:27,809 INFO L93 Difference]: Finished difference Result 4027 states and 5146 transitions. [2018-11-07 07:05:27,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-07 07:05:27,810 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2018-11-07 07:05:27,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:05:27,822 INFO L225 Difference]: With dead ends: 4027 [2018-11-07 07:05:27,822 INFO L226 Difference]: Without dead ends: 2155 [2018-11-07 07:05:27,828 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 149 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-07 07:05:27,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2155 states. [2018-11-07 07:05:27,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2155 to 2152. [2018-11-07 07:05:27,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2152 states. [2018-11-07 07:05:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 2152 states and 2698 transitions. [2018-11-07 07:05:27,887 INFO L78 Accepts]: Start accepts. Automaton has 2152 states and 2698 transitions. Word has length 142 [2018-11-07 07:05:27,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:05:27,888 INFO L480 AbstractCegarLoop]: Abstraction has 2152 states and 2698 transitions. [2018-11-07 07:05:27,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 07:05:27,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2698 transitions. [2018-11-07 07:05:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-07 07:05:27,893 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:05:27,894 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] [2018-11-07 07:05:27,894 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:05:27,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:27,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1682060433, now seen corresponding path program 1 times [2018-11-07 07:05:27,895 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:05:27,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:27,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:05:27,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:05:27,896 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:05:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:05:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-07 07:05:28,090 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:05:28,090 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:05:28,090 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 155 with the following transitions: [2018-11-07 07:05:28,091 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], [381], [383], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 07:05:28,095 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:05:28,095 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:05:28,318 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:05:28,319 INFO L272 AbstractInterpreter]: Visited 100 different actions 296 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-07 07:05:28,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:05:28,329 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:05:28,329 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:05:28,329 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:05:28,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:05:28,444 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:05:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:05:28,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:05:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-07 07:05:28,941 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:05:29,673 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-07 07:05:29,695 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:05:29,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-11-07 07:05:29,695 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:05:29,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 07:05:29,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 07:05:29,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-07 07:05:29,697 INFO L87 Difference]: Start difference. First operand 2152 states and 2698 transitions. Second operand 8 states. [2018-11-07 07:05:30,152 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 07:05:34,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:05:34,701 INFO L93 Difference]: Finished difference Result 6645 states and 8842 transitions. [2018-11-07 07:05:34,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-07 07:05:34,701 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 154 [2018-11-07 07:05:34,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:05:34,702 INFO L225 Difference]: With dead ends: 6645 [2018-11-07 07:05:34,702 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 07:05:34,728 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-11-07 07:05:34,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 07:05:34,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 07:05:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 07:05:34,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 07:05:34,729 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2018-11-07 07:05:34,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:05:34,729 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 07:05:34,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 07:05:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 07:05:34,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 07:05:34,735 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 07:05:34,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:05:34,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:05:35,152 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2018-11-07 07:05:36,189 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 147 DAG size of output: 82 [2018-11-07 07:05:36,306 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:05:36,306 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= |old(~a16~0)| ~a16~0)) [2018-11-07 07:05:36,306 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:05:36,307 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-07 07:05:36,307 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-07 07:05:36,307 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,307 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,307 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,307 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-07 07:05:36,308 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-07 07:05:36,309 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-07 07:05:36,309 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-07 07:05:36,309 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-07 07:05:36,309 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-07 07:05:36,309 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,309 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,310 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,310 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,310 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,310 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,310 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-07 07:05:36,310 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-07 07:05:36,311 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-07 07:05:36,312 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-07 07:05:36,313 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-07 07:05:36,314 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,314 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,314 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,314 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,314 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,314 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-07 07:05:36,315 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,316 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,317 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,317 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,317 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-07 07:05:36,317 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-07 07:05:36,317 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-07 07:05:36,317 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,318 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-07 07:05:36,319 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-07 07:05:36,320 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-07 07:05:36,321 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-07 07:05:36,322 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-07 07:05:36,323 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-07 07:05:36,324 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-07 07:05:36,324 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-07 07:05:36,324 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-07 07:05:36,324 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-07 07:05:36,324 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-07 07:05:36,324 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse10 (= ~a17~0 1)) (.cse11 (= ~a21~0 1)) (.cse12 (= ~a20~0 1)) (.cse6 (= 1 |old(~a7~0)|)) (.cse16 (<= ~a8~0 |old(~a8~0)|)) (.cse17 (= |old(~a16~0)| ~a16~0))) (let ((.cse15 (and .cse16 (= 1 ~a7~0) .cse17)) (.cse3 (not .cse6)) (.cse13 (= 6 |old(~a16~0)|)) (.cse18 (<= 15 ~a8~0)) (.cse19 (< |old(~a8~0)| 15)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse14 (< 13 |old(~a8~0)|)) (.cse1 (not (= 1 |old(~a20~0)|))) (.cse8 (= 0 |old(~a16~0)|)) (.cse2 (not (= 8 ~a12~0))) (.cse7 (and (not (= ~a8~0 0)) .cse10 .cse11 .cse12)) (.cse4 (= |calculate_output_#in~input| 0)) (.cse9 (= 0 |old(~a8~0)|)) (.cse5 (not (= 1 |old(~a17~0)|)))) (and (or (or .cse0 .cse1 (not (= 4 |old(~a16~0)|)) (not (= 13 |old(~a8~0)|))) (= ~a8~0 13) .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse1 .cse7 .cse8 .cse2 .cse4 .cse9 .cse5) (or .cse4 (and .cse10 .cse11 (or .cse12 (= ~a20~0 0))) (or (not (= 0 |old(~a7~0)|)) .cse0 (not (= 15 |old(~a8~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) .cse2 .cse5)) (or .cse13 .cse0 .cse1 .cse7 .cse8 .cse2 .cse4 .cse9 .cse5) (or .cse14 .cse15 .cse3) (or .cse13 .cse15 .cse3) (or .cse6 (and .cse16 (= ~a7~0 |old(~a7~0)|) .cse17)) (or .cse13 .cse18 .cse19) (or .cse6 .cse18 .cse19) (or .cse0 .cse14 .cse1 .cse8 .cse2 .cse7 .cse4 .cse9 .cse5)))) [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-07 07:05:36,325 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,326 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-07 07:05:36,327 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-07 07:05:36,328 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= ~a17~0 1) (= ~a12~0 8) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) [2018-11-07 07:05:36,329 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (and (= ~a7~0 |old(~a7~0)|) (= ~a8~0 15) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-07 07:05:36,329 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-07 07:05:36,329 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= ~a7~0 1)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (<= ~a8~0 13) (not (= ~a16~0 6))) [2018-11-07 07:05:36,330 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-07 07:05:36,330 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-07 07:05:36,330 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-07 07:05:36,330 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= ~a7~0 1)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (<= ~a8~0 13) (not (= ~a16~0 6))) [2018-11-07 07:05:36,330 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-07 07:05:36,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:05:36 BoogieIcfgContainer [2018-11-07 07:05:36,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 07:05:36,345 INFO L168 Benchmark]: Toolchain (without parser) took 38098.00 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -556.9 MB). Peak memory consumption was 814.1 MB. Max. memory is 7.1 GB. [2018-11-07 07:05:36,347 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:05:36,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 07:05:36,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.28 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.1 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2018-11-07 07:05:36,349 INFO L168 Benchmark]: Boogie Preprocessor took 131.75 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:05:36,349 INFO L168 Benchmark]: RCFGBuilder took 3228.03 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: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2018-11-07 07:05:36,350 INFO L168 Benchmark]: TraceAbstraction took 33845.66 ms. Allocated memory was 2.3 GB in the beginning and 2.9 GB in the end (delta: 625.0 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 119.2 MB). Peak memory consumption was 744.1 MB. Max. memory is 7.1 GB. [2018-11-07 07:05:36,355 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 758.37 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 128.28 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.1 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.75 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3228.03 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: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33845.66 ms. Allocated memory was 2.3 GB in the beginning and 2.9 GB in the end (delta: 625.0 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 119.2 MB). Peak memory consumption was 744.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: ((((((((!(0 == \old(a7)) || !(1 == \old(a21))) || !(a7 == 1)) || !(8 == a12)) || !(1 == \old(a17))) || !(1 == \old(a20))) || !(15 == \old(a8))) || !(5 == \old(a16))) || a8 <= 13) || !(a16 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 33.7s OverallTime, 5 OverallIterations, 5 TraceHistogramMax, 25.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 737 SDtfs, 5059 SDslu, 999 SDs, 0 SdLazy, 5978 SolverSat, 1489 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 656 GetRequests, 581 SyntacticMatches, 3 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2152occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.5s AbstIntTime, 3 AbstIntIterations, 2 AbstIntStrong, 0.996376066488831 AbsIntWeakeningRatio, 0.2825278810408922 AbsIntAvgWeakeningVarsNumRemoved, 27.881040892193308 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 52 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 74 PreInvPairs, 156 NumberOfFragments, 448 HoareAnnotationTreeSize, 74 FomulaSimplifications, 4299 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1647 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 776 NumberOfCodeBlocks, 776 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 923 ConstructedInterpolants, 0 QuantifiedInterpolants, 207967 SizeOfPredicates, 1 NumberOfNonLiveVariables, 542 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 425/472 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...