java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 12:50:59,259 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 12:50:59,261 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 12:50:59,278 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 12:50:59,279 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 12:50:59,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 12:50:59,281 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 12:50:59,283 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 12:50:59,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 12:50:59,285 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 12:50:59,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 12:50:59,287 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 12:50:59,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 12:50:59,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 12:50:59,290 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 12:50:59,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 12:50:59,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 12:50:59,293 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 12:50:59,295 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 12:50:59,297 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 12:50:59,298 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 12:50:59,300 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 12:50:59,303 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 12:50:59,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 12:50:59,303 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 12:50:59,304 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 12:50:59,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 12:50:59,306 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 12:50:59,307 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 12:50:59,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 12:50:59,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 12:50:59,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 12:50:59,309 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 12:50:59,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 12:50:59,311 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 12:50:59,311 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 12:50:59,312 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-11-07 12:50:59,328 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 12:50:59,329 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 12:50:59,330 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 12:50:59,330 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 12:50:59,330 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 12:50:59,330 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 12:50:59,330 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 12:50:59,331 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 12:50:59,331 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 12:50:59,331 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 12:50:59,331 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 12:50:59,331 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 12:50:59,332 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 12:50:59,332 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 12:50:59,332 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 12:50:59,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 12:50:59,338 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 12:50:59,338 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 12:50:59,338 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 12:50:59,338 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 12:50:59,339 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 12:50:59,339 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 12:50:59,339 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 12:50:59,339 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 12:50:59,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 12:50:59,341 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 12:50:59,341 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 12:50:59,341 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 12:50:59,341 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 12:50:59,342 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 12:50:59,342 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 12:50:59,342 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 12:50:59,342 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 12:50:59,342 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 12:50:59,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 12:50:59,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 12:50:59,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 12:50:59,415 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 12:50:59,415 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 12:50:59,416 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c [2018-11-07 12:50:59,475 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb3d6cf1b/09bec1c723df43daa883aa8163aec9d2/FLAGacf59756c [2018-11-07 12:51:00,015 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 12:51:00,016 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c [2018-11-07 12:51:00,033 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb3d6cf1b/09bec1c723df43daa883aa8163aec9d2/FLAGacf59756c [2018-11-07 12:51:00,050 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb3d6cf1b/09bec1c723df43daa883aa8163aec9d2 [2018-11-07 12:51:00,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 12:51:00,061 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 12:51:00,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 12:51:00,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 12:51:00,067 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 12:51:00,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56927dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00, skipping insertion in model container [2018-11-07 12:51:00,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 12:51:00,149 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 12:51:00,636 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 12:51:00,641 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 12:51:00,762 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 12:51:00,787 INFO L193 MainTranslator]: Completed translation [2018-11-07 12:51:00,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00 WrapperNode [2018-11-07 12:51:00,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 12:51:00,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 12:51:00,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 12:51:00,790 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 12:51:00,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 12:51:00,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 12:51:00,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 12:51:00,929 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 12:51:00,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:00,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:01,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:01,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:01,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (1/1) ... [2018-11-07 12:51:01,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 12:51:01,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 12:51:01,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 12:51:01,066 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 12:51:01,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (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 12:51:01,143 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 12:51:01,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 12:51:01,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 12:51:01,143 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 12:51:01,144 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 12:51:01,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 12:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 12:51:01,145 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 12:51:01,145 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 12:51:04,258 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 12:51:04,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:51:04 BoogieIcfgContainer [2018-11-07 12:51:04,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 12:51:04,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 12:51:04,261 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 12:51:04,264 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 12:51:04,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:51:00" (1/3) ... [2018-11-07 12:51:04,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77dafd5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:51:04, skipping insertion in model container [2018-11-07 12:51:04,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:51:00" (2/3) ... [2018-11-07 12:51:04,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77dafd5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:51:04, skipping insertion in model container [2018-11-07 12:51:04,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:51:04" (3/3) ... [2018-11-07 12:51:04,269 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label54_true-unreach-call_false-termination.c [2018-11-07 12:51:04,281 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 12:51:04,291 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 12:51:04,310 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 12:51:04,369 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 12:51:04,369 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 12:51:04,370 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 12:51:04,370 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 12:51:04,370 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 12:51:04,370 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 12:51:04,371 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 12:51:04,371 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 12:51:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-07 12:51:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-07 12:51:04,427 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:51:04,428 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 12:51:04,431 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:51:04,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:04,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1112346027, now seen corresponding path program 1 times [2018-11-07 12:51:04,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:51:04,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:04,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:51:04,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:04,492 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:51:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:51:05,188 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 12:51:05,363 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 12:51:05,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:51:05,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 12:51:05,367 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:51:05,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 12:51:05,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 12:51:05,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:51:05,396 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-07 12:51:06,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:51:06,943 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-07 12:51:06,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 12:51:06,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-11-07 12:51:06,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:51:06,968 INFO L225 Difference]: With dead ends: 550 [2018-11-07 12:51:06,968 INFO L226 Difference]: Without dead ends: 340 [2018-11-07 12:51:06,975 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:51:06,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-07 12:51:07,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-07 12:51:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-07 12:51:07,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 571 transitions. [2018-11-07 12:51:07,076 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 571 transitions. Word has length 129 [2018-11-07 12:51:07,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:51:07,078 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 571 transitions. [2018-11-07 12:51:07,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 12:51:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 571 transitions. [2018-11-07 12:51:07,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-07 12:51:07,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:51:07,085 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 12:51:07,086 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:51:07,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:07,087 INFO L82 PathProgramCache]: Analyzing trace with hash 167090318, now seen corresponding path program 1 times [2018-11-07 12:51:07,087 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:51:07,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:07,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:51:07,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:07,089 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:51:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:51:07,387 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:51:07,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:51:07,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 12:51:07,388 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:51:07,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 12:51:07,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 12:51:07,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:51:07,391 INFO L87 Difference]: Start difference. First operand 340 states and 571 transitions. Second operand 3 states. [2018-11-07 12:51:08,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:51:08,394 INFO L93 Difference]: Finished difference Result 946 states and 1655 transitions. [2018-11-07 12:51:08,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 12:51:08,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-11-07 12:51:08,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:51:08,404 INFO L225 Difference]: With dead ends: 946 [2018-11-07 12:51:08,404 INFO L226 Difference]: Without dead ends: 612 [2018-11-07 12:51:08,410 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:51:08,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2018-11-07 12:51:08,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 612. [2018-11-07 12:51:08,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2018-11-07 12:51:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 985 transitions. [2018-11-07 12:51:08,452 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 985 transitions. Word has length 147 [2018-11-07 12:51:08,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:51:08,453 INFO L480 AbstractCegarLoop]: Abstraction has 612 states and 985 transitions. [2018-11-07 12:51:08,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 12:51:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 985 transitions. [2018-11-07 12:51:08,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-07 12:51:08,459 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:51:08,459 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 12:51:08,459 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:51:08,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:08,460 INFO L82 PathProgramCache]: Analyzing trace with hash 792982298, now seen corresponding path program 1 times [2018-11-07 12:51:08,460 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:51:08,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:08,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:51:08,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:08,462 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:51:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:51:08,731 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 12:51:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:51:08,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:51:08,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 12:51:08,793 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:51:08,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 12:51:08,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 12:51:08,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 12:51:08,795 INFO L87 Difference]: Start difference. First operand 612 states and 985 transitions. Second operand 6 states. [2018-11-07 12:51:11,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:51:11,135 INFO L93 Difference]: Finished difference Result 1816 states and 2955 transitions. [2018-11-07 12:51:11,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 12:51:11,135 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2018-11-07 12:51:11,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:51:11,144 INFO L225 Difference]: With dead ends: 1816 [2018-11-07 12:51:11,145 INFO L226 Difference]: Without dead ends: 1210 [2018-11-07 12:51:11,149 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 12:51:11,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1210 states. [2018-11-07 12:51:11,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1210 to 1196. [2018-11-07 12:51:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1196 states. [2018-11-07 12:51:11,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1733 transitions. [2018-11-07 12:51:11,208 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1733 transitions. Word has length 174 [2018-11-07 12:51:11,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:51:11,209 INFO L480 AbstractCegarLoop]: Abstraction has 1196 states and 1733 transitions. [2018-11-07 12:51:11,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 12:51:11,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1733 transitions. [2018-11-07 12:51:11,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-07 12:51:11,215 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:51:11,216 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:51:11,216 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:51:11,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:11,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1874239161, now seen corresponding path program 1 times [2018-11-07 12:51:11,217 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:51:11,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:11,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:51:11,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:11,218 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:51:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:51:11,468 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 12:51:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 50 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-07 12:51:11,748 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:51:11,748 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 12:51:11,749 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 186 with the following transitions: [2018-11-07 12:51:11,752 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [13], [14], [18], [22], [26], [30], [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], [138], [142], [146], [149], [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], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [669], [671], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 12:51:11,803 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 12:51:11,803 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 12:51:14,218 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 12:51:14,221 INFO L272 AbstractInterpreter]: Visited 69 different actions 69 times. Never merged. Never widened. Never found a fixpoint. Largest state had 42 variables. [2018-11-07 12:51:14,265 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:14,265 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 12:51:16,724 INFO L227 lantSequenceWeakener]: Weakened 115 states. On average, predicates are now at 79.67% of their original sizes. [2018-11-07 12:51:16,724 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 12:51:17,433 INFO L415 sIntCurrentIteration]: We unified 184 AI predicates to 184 [2018-11-07 12:51:17,434 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 12:51:17,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 12:51:17,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2018-11-07 12:51:17,435 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:51:17,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 12:51:17,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 12:51:17,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-07 12:51:17,436 INFO L87 Difference]: Start difference. First operand 1196 states and 1733 transitions. Second operand 12 states. [2018-11-07 12:51:29,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:51:29,095 INFO L93 Difference]: Finished difference Result 2447 states and 3571 transitions. [2018-11-07 12:51:29,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-07 12:51:29,096 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 185 [2018-11-07 12:51:29,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:51:29,103 INFO L225 Difference]: With dead ends: 2447 [2018-11-07 12:51:29,104 INFO L226 Difference]: Without dead ends: 1257 [2018-11-07 12:51:29,108 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 190 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2018-11-07 12:51:29,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2018-11-07 12:51:29,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 1257. [2018-11-07 12:51:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1257 states. [2018-11-07 12:51:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1802 transitions. [2018-11-07 12:51:29,147 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1802 transitions. Word has length 185 [2018-11-07 12:51:29,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:51:29,147 INFO L480 AbstractCegarLoop]: Abstraction has 1257 states and 1802 transitions. [2018-11-07 12:51:29,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 12:51:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1802 transitions. [2018-11-07 12:51:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-07 12:51:29,154 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:51:29,155 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 12:51:29,155 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:51:29,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:29,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1542941171, now seen corresponding path program 1 times [2018-11-07 12:51:29,156 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:51:29,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:29,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:51:29,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:51:29,157 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:51:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:51:29,354 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 61 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:51:29,354 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:51:29,355 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 12:51:29,355 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 187 with the following transitions: [2018-11-07 12:51:29,356 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [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], [138], [142], [146], [149], [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], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [669], [671], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 12:51:29,362 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 12:51:29,362 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 12:51:33,598 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 12:51:33,598 INFO L272 AbstractInterpreter]: Visited 133 different actions 198 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 12:51:33,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:51:33,628 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 12:51:36,167 INFO L227 lantSequenceWeakener]: Weakened 183 states. On average, predicates are now at 80.52% of their original sizes. [2018-11-07 12:51:36,167 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 12:51:36,639 INFO L415 sIntCurrentIteration]: We unified 185 AI predicates to 185 [2018-11-07 12:51:36,639 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 12:51:36,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 12:51:36,640 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-07 12:51:36,640 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:51:36,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 12:51:36,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 12:51:36,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-07 12:51:36,641 INFO L87 Difference]: Start difference. First operand 1257 states and 1802 transitions. Second operand 11 states. [2018-11-07 12:51:50,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:51:50,342 INFO L93 Difference]: Finished difference Result 3131 states and 4693 transitions. [2018-11-07 12:51:50,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 12:51:50,343 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 186 [2018-11-07 12:51:50,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:51:50,344 INFO L225 Difference]: With dead ends: 3131 [2018-11-07 12:51:50,344 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 12:51:50,352 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 196 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2018-11-07 12:51:50,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 12:51:50,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 12:51:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 12:51:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 12:51:50,354 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2018-11-07 12:51:50,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:51:50,354 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 12:51:50,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 12:51:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 12:51:50,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 12:51:50,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 12:51:50,993 WARN L179 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2018-11-07 12:51:51,563 WARN L179 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 89 [2018-11-07 12:51:51,726 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 12:51:51,726 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a7~0)| ~a7~0) [2018-11-07 12:51:51,727 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 12:51:51,727 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-07 12:51:51,727 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-07 12:51:51,727 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,727 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,727 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-07 12:51:51,728 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-07 12:51:51,729 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-07 12:51:51,730 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-07 12:51:51,731 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,732 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-07 12:51:51,733 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,734 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-07 12:51:51,735 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-07 12:51:51,736 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-07 12:51:51,737 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,738 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-07 12:51:51,739 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-07 12:51:51,740 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,741 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-07 12:51:51,742 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-07 12:51:51,743 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-07 12:51:51,744 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-07 12:51:51,744 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-07 12:51:51,744 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-07 12:51:51,744 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-07 12:51:51,744 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-07 12:51:51,744 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-07 12:51:51,745 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse22 (= 1 |old(~a17~0)|))) (let ((.cse2 (< 15 |old(~a8~0)|)) (.cse7 (< 5 |old(~a16~0)|)) (.cse8 (< |old(~a16~0)| 4)) (.cse9 (< 1 |old(~a7~0)|)) (.cse12 (<= ~a16~0 5)) (.cse14 (= ~a21~0 1)) (.cse15 (<= ~a8~0 15)) (.cse17 (<= 13 ~a8~0)) (.cse18 (<= 4 ~a16~0)) (.cse19 (= ~a20~0 1)) (.cse10 (< |old(~a8~0)| 13)) (.cse11 (< |old(~a7~0)| 0)) (.cse0 (< 6 |calculate_output_#in~input|)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse5 (= 1 |old(~a7~0)|)) (.cse3 (not (= 8 ~a12~0))) (.cse4 (not .cse22)) (.cse6 (not (= 1 |old(~a20~0)|))) (.cse20 (< |calculate_output_#in~input| 1)) (.cse21 (= 14 |old(~a8~0)|)) (.cse16 (= |old(~a7~0)| ~a7~0)) (.cse13 (= ~a17~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (and .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19) .cse20) (or .cse0 .cse1 .cse2 .cse21 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 (and .cse12 .cse13 .cse14 .cse15 .cse17 .cse18 .cse19) .cse10 .cse11 .cse20) (or .cse0 (not (= 0 |old(~a7~0)|)) .cse1 .cse3 (and (= ~a8~0 15) (= ~a16~0 5)) .cse4 .cse6 (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) .cse20) (or .cse0 (or .cse1 (not (= 4 |old(~a16~0)|)) (not .cse5) (not (= 13 |old(~a8~0)|))) .cse3 .cse4 (and (= ~a16~0 4) (= ~a8~0 13)) .cse6 .cse20) (or (and .cse16 (not (= ~a8~0 14))) .cse21) (or (and .cse16 (not .cse13)) .cse22)))) [2018-11-07 12:51:51,745 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-07 12:51:51,745 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,745 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,745 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,745 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-07 12:51:51,746 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-07 12:51:51,747 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-07 12:51:51,748 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-07 12:51:51,749 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-07 12:51:51,750 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-07 12:51:51,750 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-07 12:51:51,750 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-07 12:51:51,750 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-07 12:51:51,750 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-07 12:51:51,750 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 542) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-07 12:51:51,751 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-07 12:51:51,752 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-07 12:51:51,753 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 12:51:51,753 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 12:51:51,753 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 12:51:51,753 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 12:51:51,753 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (= ~a8~0 15) (= |old(~a7~0)| ~a7~0) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (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 12:51:51,753 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-07 12:51:51,753 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 (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (and (<= ~a7~0 1) (<= 1 main_~input~0) (<= main_~input~0 6) (<= ~a16~0 5) (= ~a21~0 1) (<= 0 ~a7~0) (not (= ~a7~0 1)) (<= 4 ~a16~0) (= ~a20~0 1)) (not (= ~a8~0 14)) (not (= ~a17~0 1)) (not (= 1 |old(~a17~0)|))) [2018-11-07 12:51:51,754 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-07 12:51:51,754 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-07 12:51:51,754 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-07 12:51:51,754 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 (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (and (not (= ~a7~0 1)) (<= ~a7~0 1) (<= ~a16~0 5) (<= 4 ~a16~0) (= ~a21~0 1) (= ~a20~0 1) (<= 0 ~a7~0)) (not (= ~a8~0 14)) (not (= ~a17~0 1)) (not (= 1 |old(~a17~0)|))) [2018-11-07 12:51:51,754 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-07 12:51:51,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:51:51 BoogieIcfgContainer [2018-11-07 12:51:51,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 12:51:51,768 INFO L168 Benchmark]: Toolchain (without parser) took 51707.28 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 3.8 GB in the end (delta: -2.4 GB). Peak memory consumption was 307.1 MB. Max. memory is 7.1 GB. [2018-11-07 12:51:51,769 INFO L168 Benchmark]: CDTParser took 0.16 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 12:51:51,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.36 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 12:51:51,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 747.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2018-11-07 12:51:51,771 INFO L168 Benchmark]: Boogie Preprocessor took 136.73 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 12:51:51,772 INFO L168 Benchmark]: RCFGBuilder took 3193.45 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. [2018-11-07 12:51:51,773 INFO L168 Benchmark]: TraceAbstraction took 47506.40 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 3.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 243.0 MB. Max. memory is 7.1 GB. [2018-11-07 12:51:51,778 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 726.36 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 139.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 747.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.0 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.73 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 3193.45 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47506.40 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 3.8 GB in the end (delta: -1.7 GB). Peak memory consumption was 243.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 542]: 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))) || !(1 == \old(a20))) || !(15 == \old(a8))) || !(5 == \old(a16))) || !(8 == a12)) || ((((((!(a7 == 1) && a7 <= 1) && a16 <= 5) && 4 <= a16) && a21 == 1) && a20 == 1) && 0 <= a7)) || !(a8 == 14)) || !(a17 == 1)) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 47.4s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 30.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1023 SDtfs, 1996 SDslu, 787 SDs, 0 SdLazy, 3368 SolverSat, 809 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 406 GetRequests, 357 SyntacticMatches, 4 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1257occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.7s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9980868244300104 AbsIntWeakeningRatio, 0.1897018970189702 AbsIntAvgWeakeningVarsNumRemoved, 28.791327913279133 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 39 PreInvPairs, 67 NumberOfFragments, 465 HoareAnnotationTreeSize, 39 FomulaSimplifications, 1280 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 759 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 821 NumberOfCodeBlocks, 821 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 816 ConstructedInterpolants, 0 QuantifiedInterpolants, 340840 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 173/181 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...