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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:06:57,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:06:57,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:06:57,194 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:06:57,195 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:06:57,196 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:06:57,197 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:06:57,199 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:06:57,201 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:06:57,201 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:06:57,202 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:06:57,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:06:57,204 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:06:57,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:06:57,206 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:06:57,207 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:06:57,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:06:57,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:06:57,212 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:06:57,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:06:57,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:06:57,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:06:57,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 10:06:57,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 10:06:57,219 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 10:06:57,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 10:06:57,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 10:06:57,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 10:06:57,223 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 10:06:57,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 10:06:57,225 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 10:06:57,226 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 10:06:57,226 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 10:06:57,226 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 10:06:57,227 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 10:06:57,228 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 10:06:57,228 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-18 10:06:57,261 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:06:57,261 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:06:57,262 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:06:57,263 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:06:57,263 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:06:57,263 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:06:57,264 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:06:57,264 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:06:57,264 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:06:57,264 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:06:57,264 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:06:57,265 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:06:57,266 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:06:57,266 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:06:57,266 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:06:57,267 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:06:57,267 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:06:57,267 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:06:57,267 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:06:57,267 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:06:57,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:06:57,268 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:06:57,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:06:57,268 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:06:57,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:06:57,270 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:06:57,270 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:06:57,270 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:06:57,271 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:06:57,271 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:06:57,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:06:57,271 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:06:57,271 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:06:57,272 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:06:57,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:06:57,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:06:57,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:06:57,352 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:06:57,352 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:06:57,353 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-09-18 10:06:57,692 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64324ac8e/6f74c47459994196b527faa0f4d2207d/FLAG8e5287f56 [2018-09-18 10:06:58,036 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:06:58,037 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-09-18 10:06:58,055 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64324ac8e/6f74c47459994196b527faa0f4d2207d/FLAG8e5287f56 [2018-09-18 10:06:58,078 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64324ac8e/6f74c47459994196b527faa0f4d2207d [2018-09-18 10:06:58,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:06:58,097 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:06:58,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:06:58,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:06:58,109 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:06:58,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:58,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2b179c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58, skipping insertion in model container [2018-09-18 10:06:58,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:58,129 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:06:58,671 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:06:58,689 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:06:58,825 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:06:58,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58 WrapperNode [2018-09-18 10:06:58,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:06:58,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:06:58,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:06:58,864 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:06:58,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:58,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:58,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:06:58,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:06:58,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:06:58,951 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:06:59,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (1/1) ... [2018-09-18 10:06:59,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:06:59,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:06:59,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:06:59,210 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:06:59,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (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 [2018-09-18 10:06:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:06:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:06:59,291 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:06:59,291 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:06:59,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:06:59,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:06:59,292 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:06:59,292 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:07:02,885 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:07:02,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:07:02 BoogieIcfgContainer [2018-09-18 10:07:02,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:07:02,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:07:02,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:07:02,891 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:07:02,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:06:58" (1/3) ... [2018-09-18 10:07:02,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8b5671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:07:02, skipping insertion in model container [2018-09-18 10:07:02,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:58" (2/3) ... [2018-09-18 10:07:02,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8b5671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:07:02, skipping insertion in model container [2018-09-18 10:07:02,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:07:02" (3/3) ... [2018-09-18 10:07:02,896 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-09-18 10:07:02,907 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:07:02,917 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:07:02,974 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:07:02,975 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:07:02,976 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:07:02,976 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:07:02,976 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:07:02,976 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:07:02,976 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:07:02,977 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:07:02,977 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:07:03,005 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-09-18 10:07:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-18 10:07:03,019 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:03,020 INFO L376 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] [2018-09-18 10:07:03,022 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:03,028 INFO L82 PathProgramCache]: Analyzing trace with hash -5660128, now seen corresponding path program 1 times [2018-09-18 10:07:03,031 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:03,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:03,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:03,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:03,093 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:03,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:03,717 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:07:03,718 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:07:03,718 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:03,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:07:03,741 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:07:03,742 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:07:03,744 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-09-18 10:07:05,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:05,521 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-09-18 10:07:05,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:07:05,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-09-18 10:07:05,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:05,543 INFO L225 Difference]: With dead ends: 550 [2018-09-18 10:07:05,544 INFO L226 Difference]: Without dead ends: 340 [2018-09-18 10:07:05,552 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:07:05,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-09-18 10:07:05,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-09-18 10:07:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-09-18 10:07:05,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-09-18 10:07:05,664 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 110 [2018-09-18 10:07:05,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:05,665 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-09-18 10:07:05,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:07:05,666 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-09-18 10:07:05,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-18 10:07:05,680 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:05,680 INFO L376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:07:05,681 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:05,681 INFO L82 PathProgramCache]: Analyzing trace with hash 1086899647, now seen corresponding path program 1 times [2018-09-18 10:07:05,681 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:05,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:05,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:05,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:05,686 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:05,982 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:07:06,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:06,077 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:07:06,078 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:07:06,078 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:06,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:07:06,080 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:07:06,080 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:07:06,081 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-09-18 10:07:07,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:07,897 INFO L93 Difference]: Finished difference Result 1075 states and 1784 transitions. [2018-09-18 10:07:07,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:07:07,898 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-09-18 10:07:07,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:07,908 INFO L225 Difference]: With dead ends: 1075 [2018-09-18 10:07:07,908 INFO L226 Difference]: Without dead ends: 741 [2018-09-18 10:07:07,914 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 [2018-09-18 10:07:07,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-09-18 10:07:07,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-09-18 10:07:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-09-18 10:07:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1120 transitions. [2018-09-18 10:07:07,973 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1120 transitions. Word has length 121 [2018-09-18 10:07:07,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:07,974 INFO L480 AbstractCegarLoop]: Abstraction has 724 states and 1120 transitions. [2018-09-18 10:07:07,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:07:07,974 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1120 transitions. [2018-09-18 10:07:07,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-18 10:07:07,979 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:07,980 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-18 10:07:07,980 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:07,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1300275949, now seen corresponding path program 1 times [2018-09-18 10:07:07,980 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:07,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:07,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:07,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:07,982 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:08,424 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:08,424 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:07:08,424 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:07:08,425 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:08,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:07:08,426 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:07:08,426 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:07:08,426 INFO L87 Difference]: Start difference. First operand 724 states and 1120 transitions. Second operand 5 states. [2018-09-18 10:07:10,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:10,440 INFO L93 Difference]: Finished difference Result 1578 states and 2483 transitions. [2018-09-18 10:07:10,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:07:10,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2018-09-18 10:07:10,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:10,445 INFO L225 Difference]: With dead ends: 1578 [2018-09-18 10:07:10,446 INFO L226 Difference]: Without dead ends: 721 [2018-09-18 10:07:10,449 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:07:10,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-09-18 10:07:10,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-09-18 10:07:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-09-18 10:07:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1044 transitions. [2018-09-18 10:07:10,476 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1044 transitions. Word has length 122 [2018-09-18 10:07:10,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:10,477 INFO L480 AbstractCegarLoop]: Abstraction has 721 states and 1044 transitions. [2018-09-18 10:07:10,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:07:10,477 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1044 transitions. [2018-09-18 10:07:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-18 10:07:10,481 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:10,481 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-18 10:07:10,481 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:10,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1606009355, now seen corresponding path program 1 times [2018-09-18 10:07:10,482 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:10,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:10,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:10,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:10,483 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:10,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:10,762 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:07:10,762 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-18 10:07:10,762 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:10,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-18 10:07:10,763 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-18 10:07:10,763 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 10:07:10,765 INFO L87 Difference]: Start difference. First operand 721 states and 1044 transitions. Second operand 4 states. [2018-09-18 10:07:12,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:12,759 INFO L93 Difference]: Finished difference Result 1708 states and 2510 transitions. [2018-09-18 10:07:12,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:07:12,761 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2018-09-18 10:07:12,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:12,769 INFO L225 Difference]: With dead ends: 1708 [2018-09-18 10:07:12,769 INFO L226 Difference]: Without dead ends: 993 [2018-09-18 10:07:12,773 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 10:07:12,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2018-09-18 10:07:12,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 993. [2018-09-18 10:07:12,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-09-18 10:07:12,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1361 transitions. [2018-09-18 10:07:12,814 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1361 transitions. Word has length 126 [2018-09-18 10:07:12,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:12,815 INFO L480 AbstractCegarLoop]: Abstraction has 993 states and 1361 transitions. [2018-09-18 10:07:12,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-18 10:07:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1361 transitions. [2018-09-18 10:07:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-18 10:07:12,821 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:12,821 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-18 10:07:12,822 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:12,823 INFO L82 PathProgramCache]: Analyzing trace with hash -1591148603, now seen corresponding path program 1 times [2018-09-18 10:07:12,823 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:12,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:12,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:12,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:12,824 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:13,359 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-18 10:07:13,387 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 72 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-18 10:07:13,388 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:13,388 INFO L197 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 [2018-09-18 10:07:13,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:13,399 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:13,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-09-18 10:07:13,662 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:13,825 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-09-18 10:07:13,847 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 10:07:13,847 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-09-18 10:07:13,847 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:13,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:07:13,848 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:07:13,848 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:07:13,849 INFO L87 Difference]: Start difference. First operand 993 states and 1361 transitions. Second operand 3 states. [2018-09-18 10:07:16,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:16,236 INFO L93 Difference]: Finished difference Result 2722 states and 3776 transitions. [2018-09-18 10:07:16,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:07:16,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2018-09-18 10:07:16,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:16,253 INFO L225 Difference]: With dead ends: 2722 [2018-09-18 10:07:16,254 INFO L226 Difference]: Without dead ends: 1735 [2018-09-18 10:07:16,258 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 342 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:07:16,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2018-09-18 10:07:16,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1722. [2018-09-18 10:07:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1722 states. [2018-09-18 10:07:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 2293 transitions. [2018-09-18 10:07:16,319 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 2293 transitions. Word has length 172 [2018-09-18 10:07:16,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:16,320 INFO L480 AbstractCegarLoop]: Abstraction has 1722 states and 2293 transitions. [2018-09-18 10:07:16,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:07:16,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2293 transitions. [2018-09-18 10:07:16,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-18 10:07:16,327 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:16,327 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-18 10:07:16,328 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:16,328 INFO L82 PathProgramCache]: Analyzing trace with hash -2118144579, now seen corresponding path program 1 times [2018-09-18 10:07:16,328 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:16,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:16,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:16,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:16,330 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:16,835 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-18 10:07:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 76 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-18 10:07:16,971 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:16,971 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:07:16,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:16,979 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:17,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:17,214 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 66 proven. 25 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-18 10:07:17,215 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:17,780 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-18 10:07:17,803 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:17,803 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:07:17,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:17,820 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:18,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:18,130 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 66 proven. 25 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-18 10:07:18,130 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:18,325 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (4)] Exception during sending of exit command (exit): Broken pipe [2018-09-18 10:07:18,333 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:07:18,333 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4, 4, 4] total 13 [2018-09-18 10:07:18,334 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:07:18,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-18 10:07:18,335 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-18 10:07:18,335 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-09-18 10:07:18,335 INFO L87 Difference]: Start difference. First operand 1722 states and 2293 transitions. Second operand 8 states. [2018-09-18 10:07:21,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:21,528 INFO L93 Difference]: Finished difference Result 5005 states and 6882 transitions. [2018-09-18 10:07:21,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-09-18 10:07:21,529 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 176 [2018-09-18 10:07:21,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:21,549 INFO L225 Difference]: With dead ends: 5005 [2018-09-18 10:07:21,549 INFO L226 Difference]: Without dead ends: 3289 [2018-09-18 10:07:21,559 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 737 GetRequests, 708 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=173, Invalid=583, Unknown=0, NotChecked=0, Total=756 [2018-09-18 10:07:21,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3289 states. [2018-09-18 10:07:21,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3289 to 3027. [2018-09-18 10:07:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3027 states. [2018-09-18 10:07:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 3027 states and 3848 transitions. [2018-09-18 10:07:21,649 INFO L78 Accepts]: Start accepts. Automaton has 3027 states and 3848 transitions. Word has length 176 [2018-09-18 10:07:21,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:21,649 INFO L480 AbstractCegarLoop]: Abstraction has 3027 states and 3848 transitions. [2018-09-18 10:07:21,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-18 10:07:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 3848 transitions. [2018-09-18 10:07:21,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-18 10:07:21,661 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:21,661 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:07:21,661 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:21,662 INFO L82 PathProgramCache]: Analyzing trace with hash 753050886, now seen corresponding path program 1 times [2018-09-18 10:07:21,662 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:21,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:21,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:21,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:21,663 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:22,220 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-18 10:07:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-18 10:07:22,249 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:22,249 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:07:22,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:22,257 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:22,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-18 10:07:22,935 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-18 10:07:23,145 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:23,145 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:07:23,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:23,164 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:23,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:23,581 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-18 10:07:23,582 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-18 10:07:23,706 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:07:23,706 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 18 [2018-09-18 10:07:23,706 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:07:23,707 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:07:23,709 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:07:23,709 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-09-18 10:07:23,709 INFO L87 Difference]: Start difference. First operand 3027 states and 3848 transitions. Second operand 9 states. [2018-09-18 10:07:24,107 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-18 10:07:27,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:27,557 INFO L93 Difference]: Finished difference Result 8677 states and 11384 transitions. [2018-09-18 10:07:27,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-18 10:07:27,558 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-09-18 10:07:27,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:27,586 INFO L225 Difference]: With dead ends: 8677 [2018-09-18 10:07:27,586 INFO L226 Difference]: Without dead ends: 5656 [2018-09-18 10:07:27,601 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 863 GetRequests, 826 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=291, Invalid=1191, Unknown=0, NotChecked=0, Total=1482 [2018-09-18 10:07:27,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5656 states. [2018-09-18 10:07:27,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5656 to 5236. [2018-09-18 10:07:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5236 states. [2018-09-18 10:07:27,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 6338 transitions. [2018-09-18 10:07:27,736 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 6338 transitions. Word has length 205 [2018-09-18 10:07:27,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:27,736 INFO L480 AbstractCegarLoop]: Abstraction has 5236 states and 6338 transitions. [2018-09-18 10:07:27,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:07:27,736 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 6338 transitions. [2018-09-18 10:07:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-09-18 10:07:27,749 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:27,749 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:07:27,750 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:27,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1813987248, now seen corresponding path program 1 times [2018-09-18 10:07:27,750 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:27,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:27,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:27,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:27,751 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:27,999 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-18 10:07:27,999 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:27,999 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:07:28,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:28,008 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:28,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-18 10:07:28,253 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:28,356 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-18 10:07:28,378 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:28,378 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:07:28,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:28,394 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:28,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-18 10:07:29,374 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-18 10:07:29,542 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:07:29,542 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 16 [2018-09-18 10:07:29,542 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:07:29,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:07:29,543 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:07:29,544 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2018-09-18 10:07:29,544 INFO L87 Difference]: Start difference. First operand 5236 states and 6338 transitions. Second operand 9 states. [2018-09-18 10:07:32,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:32,870 INFO L93 Difference]: Finished difference Result 11704 states and 14771 transitions. [2018-09-18 10:07:32,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-18 10:07:32,870 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 291 [2018-09-18 10:07:32,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:32,871 INFO L225 Difference]: With dead ends: 11704 [2018-09-18 10:07:32,871 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 10:07:32,920 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1206 GetRequests, 1169 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=243, Invalid=1089, Unknown=0, NotChecked=0, Total=1332 [2018-09-18 10:07:32,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 10:07:32,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 10:07:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 10:07:32,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 10:07:32,923 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 291 [2018-09-18 10:07:32,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:32,923 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 10:07:32,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:07:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 10:07:32,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 10:07:32,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 10:07:33,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,459 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 100 [2018-09-18 10:07:33,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,747 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 100 [2018-09-18 10:07:34,096 WARN L178 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2018-09-18 10:07:37,791 WARN L178 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 153 DAG size of output: 75 [2018-09-18 10:07:38,390 WARN L178 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 54 [2018-09-18 10:07:38,798 WARN L178 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 54 [2018-09-18 10:07:38,801 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,802 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (<= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-09-18 10:07:38,802 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,802 INFO L426 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-09-18 10:07:38,802 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-09-18 10:07:38,802 INFO L426 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,802 INFO L426 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-09-18 10:07:38,803 INFO L426 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-09-18 10:07:38,804 INFO L426 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-09-18 10:07:38,805 INFO L426 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-09-18 10:07:38,806 INFO L426 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,807 INFO L426 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-09-18 10:07:38,808 INFO L426 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,809 INFO L426 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-09-18 10:07:38,810 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-09-18 10:07:38,811 INFO L426 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,812 INFO L426 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-09-18 10:07:38,813 INFO L426 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-09-18 10:07:38,814 INFO L426 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse6 (= ~a7~0 |old(~a7~0)|)) (.cse8 (<= ~a17~0 |old(~a17~0)|)) (.cse9 (<= |old(~a8~0)| ~a8~0)) (.cse10 (= |old(~a16~0)| ~a16~0)) (.cse7 (= ~a20~0 |old(~a20~0)|)) (.cse11 (= ~a21~0 |old(~a21~0)|))) (let ((.cse2 (and .cse6 .cse8 .cse9 .cse10 .cse7 .cse11)) (.cse13 (< 0 |old(~a20~0)|)) (.cse15 (< |old(~a8~0)| 15)) (.cse16 (not (= 5 |old(~a16~0)|))) (.cse12 (< 0 |old(~a17~0)|)) (.cse17 (= 5 ~a16~0)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse5 (not (= 1 |old(~a20~0)|))) (.cse3 (not (= 4 |old(~a16~0)|))) (.cse14 (= 1 ~a21~0)) (.cse4 (not (= 8 ~a12~0))) (.cse1 (= 1 |old(~a7~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4) (or (or .cse4 (< 0 |old(~a21~0)|)) (and (and .cse6 .cse7) .cse8 .cse9 .cse10 .cse11)) (or (= 6 |old(~a16~0)|) .cse0 .cse2 .cse4 .cse12 .cse13) (or .cse0 .cse1 (and .cse8 .cse10 .cse6 .cse9 .cse14 .cse7) .cse4 .cse15 .cse13) (or .cse0 .cse1 .cse16 .cse4 (and .cse8 .cse6 .cse9 .cse14 .cse7 .cse17) .cse15) (or .cse0 .cse16 .cse4 .cse12 (and .cse6 .cse8 .cse9 .cse7 .cse17 .cse11)) (or .cse0 .cse5 .cse3 (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse10 .cse14 (= 1 ~a17~0)) .cse4 (not .cse1) (not (= 13 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|)))))) [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-09-18 10:07:38,815 INFO L426 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-09-18 10:07:38,816 INFO L426 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-09-18 10:07:38,817 INFO L426 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-09-18 10:07:38,818 INFO L426 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-09-18 10:07:38,819 INFO L426 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,820 INFO L426 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-09-18 10:07:38,821 INFO L426 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-09-18 10:07:38,822 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-09-18 10:07:38,822 INFO L426 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-09-18 10:07:38,822 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-09-18 10:07:38,822 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,822 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (<= 15 ~a8~0) (= 1 ~a20~0) (= 1 ~a21~0) (= ~a12~0 8) (= 5 ~a16~0)) [2018-09-18 10:07:38,822 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 10:07:38,822 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,823 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (and (<= ~a17~0 |old(~a17~0)|) (= ~a7~0 |old(~a7~0)|) (<= |old(~a8~0)| ~a8~0) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|) (= 5 ~a16~0)) (< |old(~a8~0)| 15)) [2018-09-18 10:07:38,823 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-09-18 10:07:38,823 INFO L422 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse4 (= 4 ~a16~0)) (.cse2 (= 5 ~a16~0)) (.cse1 (<= 15 ~a8~0)) (.cse0 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse5 (= 1 ~a21~0)) (.cse6 (<= ~a17~0 0)) (.cse7 (<= ~a20~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 (= ~a21~0 |old(~a21~0)|) .cse2) (and .cse3 (= 13 ~a8~0) .cse4 .cse5 (= 1 ~a17~0)) (not (= 8 ~a12~0)) (<= ~a21~0 0) (< |old(~a8~0)| 15) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse0 .cse4 .cse5) (and .cse5 .cse6 .cse2) (and .cse0 .cse1 .cse5 .cse7) (and .cse0 .cse3 .cse5) (and (not (= ~a16~0 6)) .cse5 .cse6 .cse7))) [2018-09-18 10:07:38,823 INFO L426 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-09-18 10:07:38,823 INFO L426 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-09-18 10:07:38,823 INFO L426 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-09-18 10:07:38,824 INFO L422 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse4 (= 4 ~a16~0)) (.cse2 (= 5 ~a16~0)) (.cse1 (<= 15 ~a8~0)) (.cse0 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse5 (= 1 ~a21~0)) (.cse6 (<= ~a17~0 0)) (.cse7 (<= ~a20~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 (= ~a21~0 |old(~a21~0)|) .cse2) (and .cse3 (= 13 ~a8~0) .cse4 .cse5 (= 1 ~a17~0)) (not (= 8 ~a12~0)) (<= ~a21~0 0) (< |old(~a8~0)| 15) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse0 .cse4 .cse5) (and .cse5 .cse6 .cse2) (and .cse0 .cse1 .cse5 .cse7) (and .cse0 .cse3 .cse5) (and (not (= ~a16~0 6)) .cse5 .cse6 .cse7))) [2018-09-18 10:07:38,824 INFO L426 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-09-18 10:07:38,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:07:38 BoogieIcfgContainer [2018-09-18 10:07:38,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:07:38,850 INFO L168 Benchmark]: Toolchain (without parser) took 40759.03 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -403.0 MB). Peak memory consumption was 782.4 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,853 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:07:38,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.07 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.41 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,855 INFO L168 Benchmark]: Boogie Preprocessor took 258.32 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -841.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,856 INFO L168 Benchmark]: RCFGBuilder took 3676.68 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: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,858 INFO L168 Benchmark]: TraceAbstraction took 35962.02 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 440.4 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 279.2 MB). Peak memory consumption was 719.6 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,865 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 765.07 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 86.41 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 258.32 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -841.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3676.68 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: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 35962.02 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 440.4 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 279.2 MB). Peak memory consumption was 719.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: 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: ((((((((((((!(1 == \old(a21)) || (((!(a7 == 1) && 15 <= a8) && a21 == \old(a21)) && 5 == a16)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || a21 <= 0) || \old(a8) < 15) || 1 == \old(a7)) || !(1 == \old(a20))) || !(5 == \old(a16))) || ((!(a7 == 1) && 4 == a16) && 1 == a21)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && a20 <= 0)) || ((!(a7 == 1) && 1 == a20) && 1 == a21)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 35.8s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 20.5s AutomataDifference, 0.0s DeadEndRemovalTime, 5.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1028 SDtfs, 5937 SDslu, 1180 SDs, 0 SdLazy, 8869 SolverSat, 1806 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3184 GetRequests, 3055 SyntacticMatches, 13 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5236occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 712 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 205 PreInvPairs, 455 NumberOfFragments, 619 HoareAnnotationTreeSize, 205 FomulaSimplifications, 35784 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6276 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 2839 NumberOfCodeBlocks, 2839 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4333 ConstructedInterpolants, 0 QuantifiedInterpolants, 1930870 SizeOfPredicates, 9 NumberOfNonLiveVariables, 4082 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 22 InterpolantComputations, 6 PerfectInterpolantSequences, 3640/3770 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label26_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-07-38-900.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label26_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-07-38-900.csv Received shutdown request...