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_label25_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:06:53,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:06:53,208 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:06:53,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:06:53,227 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:06:53,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:06:53,230 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:06:53,232 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:06:53,234 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:06:53,235 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:06:53,239 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:06:53,239 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:06:53,240 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:06:53,241 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:06:53,243 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:06:53,245 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:06:53,246 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:06:53,255 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:06:53,257 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:06:53,262 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:06:53,265 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:06:53,267 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:06:53,269 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 10:06:53,269 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 10:06:53,270 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 10:06:53,270 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 10:06:53,271 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 10:06:53,272 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 10:06:53,273 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 10:06:53,274 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 10:06:53,274 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 10:06:53,275 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-18 10:06:53,278 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 10:06:53,307 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:06:53,308 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:06:53,308 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:06:53,309 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:06:53,309 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:06:53,309 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:06:53,309 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:06:53,310 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:06:53,310 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:06:53,310 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:06:53,310 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:06:53,310 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:06:53,311 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:06:53,311 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:06:53,312 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:06:53,312 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:06:53,312 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:06:53,312 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:06:53,312 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:06:53,313 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:06:53,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:06:53,313 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:06:53,313 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:06:53,313 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:06:53,314 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:06:53,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:06:53,314 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:06:53,314 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:06:53,314 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:06:53,315 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:06:53,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:06:53,315 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:06:53,315 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:06:53,315 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:06:53,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:06:53,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:06:53,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:06:53,404 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:06:53,405 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:06:53,405 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-09-18 10:06:53,754 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b0cdd2e6/81a3ef7da05e45a38a6800519949db7d/FLAGe32fc39e2 [2018-09-18 10:06:54,037 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:06:54,042 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-09-18 10:06:54,059 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b0cdd2e6/81a3ef7da05e45a38a6800519949db7d/FLAGe32fc39e2 [2018-09-18 10:06:54,074 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b0cdd2e6/81a3ef7da05e45a38a6800519949db7d [2018-09-18 10:06:54,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:06:54,089 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:06:54,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:06:54,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:06:54,097 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:06:54,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1dc611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54, skipping insertion in model container [2018-09-18 10:06:54,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,113 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:06:54,694 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:06:54,712 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:06:54,828 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:06:54,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54 WrapperNode [2018-09-18 10:06:54,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:06:54,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:06:54,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:06:54,874 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:06:54,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:06:54,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:06:54,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:06:54,973 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:06:54,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:54,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:55,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:55,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:55,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (1/1) ... [2018-09-18 10:06:55,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:06:55,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:06:55,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:06:55,210 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:06:55,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (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 10:06:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:06:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:06:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:06:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:06:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:06:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:06:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:06:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:06:58,475 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:06:58,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:06:58 BoogieIcfgContainer [2018-09-18 10:06:58,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:06:58,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:06:58,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:06:58,483 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:06:58,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:06:54" (1/3) ... [2018-09-18 10:06:58,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef27a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:06:58, skipping insertion in model container [2018-09-18 10:06:58,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:06:54" (2/3) ... [2018-09-18 10:06:58,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef27a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:06:58, skipping insertion in model container [2018-09-18 10:06:58,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:06:58" (3/3) ... [2018-09-18 10:06:58,488 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label25_true-unreach-call_false-termination.c [2018-09-18 10:06:58,499 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:06:58,509 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:06:58,575 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:06:58,576 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:06:58,577 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:06:58,577 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:06:58,577 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:06:58,577 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:06:58,577 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:06:58,578 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:06:58,578 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:06:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-09-18 10:06:58,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-18 10:06:58,639 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:06:58,640 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:06:58,642 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:06:58,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1106686112, now seen corresponding path program 1 times [2018-09-18 10:06:58,651 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:06:58,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:06:58,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:06:58,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:06:58,704 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:06:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:06:59,349 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 10:06:59,351 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:06:59,351 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:06:59,352 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:06:59,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:06:59,373 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:06:59,373 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:06:59,376 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-09-18 10:07:00,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:00,845 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-09-18 10:07:00,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:07:00,847 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-09-18 10:07:00,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:00,868 INFO L225 Difference]: With dead ends: 550 [2018-09-18 10:07:00,868 INFO L226 Difference]: Without dead ends: 340 [2018-09-18 10:07:00,874 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:07:00,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-09-18 10:07:00,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-09-18 10:07:00,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-09-18 10:07:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-09-18 10:07:00,949 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 126 [2018-09-18 10:07:00,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:00,950 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-09-18 10:07:00,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:07:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-09-18 10:07:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-18 10:07:00,959 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:00,960 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:07:00,960 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:00,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1635455447, now seen corresponding path program 1 times [2018-09-18 10:07:00,961 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:00,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:00,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:00,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:00,963 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:01,185 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:07:01,185 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:07:01,185 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:01,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:07:01,187 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:07:01,188 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:07:01,188 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-09-18 10:07:02,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:02,927 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-09-18 10:07:02,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:07:02,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2018-09-18 10:07:02,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:02,938 INFO L225 Difference]: With dead ends: 1079 [2018-09-18 10:07:02,938 INFO L226 Difference]: Without dead ends: 745 [2018-09-18 10:07:02,946 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-09-18 10:07:02,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-09-18 10:07:02,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-09-18 10:07:02,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-09-18 10:07:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-09-18 10:07:02,995 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 136 [2018-09-18 10:07:02,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:02,996 INFO L480 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-09-18 10:07:02,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:07:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-09-18 10:07:03,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-18 10:07:03,001 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:03,002 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:07:03,002 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:03,002 INFO L82 PathProgramCache]: Analyzing trace with hash 852389443, now seen corresponding path program 1 times [2018-09-18 10:07:03,003 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:03,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:03,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:03,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:03,004 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:03,372 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:03,372 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 10:07:03,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:03,386 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:03,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:03,745 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:03,914 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 10:07:03,915 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-09-18 10:07:03,915 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:03,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:07:03,916 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:07:03,916 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-09-18 10:07:03,917 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 3 states. [2018-09-18 10:07:06,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:06,433 INFO L93 Difference]: Finished difference Result 2141 states and 3482 transitions. [2018-09-18 10:07:06,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:07:06,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2018-09-18 10:07:06,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:06,451 INFO L225 Difference]: With dead ends: 2141 [2018-09-18 10:07:06,451 INFO L226 Difference]: Without dead ends: 1414 [2018-09-18 10:07:06,455 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 292 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-09-18 10:07:06,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2018-09-18 10:07:06,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1414. [2018-09-18 10:07:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1414 states. [2018-09-18 10:07:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 2135 transitions. [2018-09-18 10:07:06,531 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 2135 transitions. Word has length 146 [2018-09-18 10:07:06,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:06,532 INFO L480 AbstractCegarLoop]: Abstraction has 1414 states and 2135 transitions. [2018-09-18 10:07:06,532 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:07:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2135 transitions. [2018-09-18 10:07:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-18 10:07:06,538 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:06,538 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:07:06,539 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:06,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1876921563, now seen corresponding path program 1 times [2018-09-18 10:07:06,539 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:06,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:06,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:06,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:06,540 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:06,751 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:06,752 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:07:06,752 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:07:06,752 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:06,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:07:06,753 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:07:06,753 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:07:06,753 INFO L87 Difference]: Start difference. First operand 1414 states and 2135 transitions. Second operand 6 states. [2018-09-18 10:07:08,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:08,261 INFO L93 Difference]: Finished difference Result 3585 states and 5512 transitions. [2018-09-18 10:07:08,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:07:08,261 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-09-18 10:07:08,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:08,274 INFO L225 Difference]: With dead ends: 3585 [2018-09-18 10:07:08,275 INFO L226 Difference]: Without dead ends: 2177 [2018-09-18 10:07:08,281 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:07:08,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2177 states. [2018-09-18 10:07:08,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2177 to 2154. [2018-09-18 10:07:08,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2154 states. [2018-09-18 10:07:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 2154 states and 3042 transitions. [2018-09-18 10:07:08,348 INFO L78 Accepts]: Start accepts. Automaton has 2154 states and 3042 transitions. Word has length 155 [2018-09-18 10:07:08,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:08,348 INFO L480 AbstractCegarLoop]: Abstraction has 2154 states and 3042 transitions. [2018-09-18 10:07:08,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:07:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 3042 transitions. [2018-09-18 10:07:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-18 10:07:08,356 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:08,357 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:07:08,357 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:08,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1131708216, now seen corresponding path program 1 times [2018-09-18 10:07:08,357 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:08,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:08,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:08,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:08,359 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:08,597 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:08,597 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 10:07:08,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:08,606 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:08,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:08,856 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:09,097 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-18 10:07:09,320 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:09,354 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:09,355 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 10:07:09,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:09,384 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:09,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:09,725 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:09,996 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:09,998 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:07:09,999 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 18 [2018-09-18 10:07:09,999 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:07:09,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:07:09,999 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:07:10,000 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-09-18 10:07:10,000 INFO L87 Difference]: Start difference. First operand 2154 states and 3042 transitions. Second operand 9 states. [2018-09-18 10:07:18,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:18,542 INFO L93 Difference]: Finished difference Result 8349 states and 12745 transitions. [2018-09-18 10:07:18,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-18 10:07:18,546 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 167 [2018-09-18 10:07:18,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:18,587 INFO L225 Difference]: With dead ends: 8349 [2018-09-18 10:07:18,588 INFO L226 Difference]: Without dead ends: 6201 [2018-09-18 10:07:18,609 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 705 GetRequests, 669 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=282, Invalid=1124, Unknown=0, NotChecked=0, Total=1406 [2018-09-18 10:07:18,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6201 states. [2018-09-18 10:07:18,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6201 to 5965. [2018-09-18 10:07:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5965 states. [2018-09-18 10:07:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5965 states to 5965 states and 7542 transitions. [2018-09-18 10:07:18,793 INFO L78 Accepts]: Start accepts. Automaton has 5965 states and 7542 transitions. Word has length 167 [2018-09-18 10:07:18,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:18,793 INFO L480 AbstractCegarLoop]: Abstraction has 5965 states and 7542 transitions. [2018-09-18 10:07:18,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:07:18,794 INFO L276 IsEmpty]: Start isEmpty. Operand 5965 states and 7542 transitions. [2018-09-18 10:07:18,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-18 10:07:18,813 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:18,814 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:07:18,814 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:18,814 INFO L82 PathProgramCache]: Analyzing trace with hash 481378692, now seen corresponding path program 1 times [2018-09-18 10:07:18,814 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:18,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:18,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:18,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:18,816 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:18,973 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:07:18,973 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:18,973 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 10:07:18,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:18,987 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:19,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:19,148 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-18 10:07:19,148 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-18 10:07:19,364 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 10:07:19,364 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-09-18 10:07:19,364 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:19,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:07:19,365 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:07:19,365 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:07:19,365 INFO L87 Difference]: Start difference. First operand 5965 states and 7542 transitions. Second operand 3 states. [2018-09-18 10:07:20,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:20,373 INFO L93 Difference]: Finished difference Result 11783 states and 14897 transitions. [2018-09-18 10:07:20,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:07:20,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2018-09-18 10:07:20,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:20,402 INFO L225 Difference]: With dead ends: 11783 [2018-09-18 10:07:20,403 INFO L226 Difference]: Without dead ends: 5829 [2018-09-18 10:07:20,423 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 336 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:07:20,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5829 states. [2018-09-18 10:07:20,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5829 to 5631. [2018-09-18 10:07:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5631 states. [2018-09-18 10:07:20,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5631 states to 5631 states and 6899 transitions. [2018-09-18 10:07:20,563 INFO L78 Accepts]: Start accepts. Automaton has 5631 states and 6899 transitions. Word has length 169 [2018-09-18 10:07:20,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:20,564 INFO L480 AbstractCegarLoop]: Abstraction has 5631 states and 6899 transitions. [2018-09-18 10:07:20,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:07:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 5631 states and 6899 transitions. [2018-09-18 10:07:20,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-09-18 10:07:20,584 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:20,584 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:07:20,584 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:20,585 INFO L82 PathProgramCache]: Analyzing trace with hash -2121194401, now seen corresponding path program 1 times [2018-09-18 10:07:20,585 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:20,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:20,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:20,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:20,586 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:21,016 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 68 proven. 26 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-09-18 10:07:21,017 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:21,017 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:07:21,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:21,034 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:21,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:21,185 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-09-18 10:07:21,185 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-09-18 10:07:21,751 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-18 10:07:21,752 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 4] total 9 [2018-09-18 10:07:21,752 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:07:21,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-18 10:07:21,753 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-18 10:07:21,753 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:07:21,753 INFO L87 Difference]: Start difference. First operand 5631 states and 6899 transitions. Second operand 4 states. [2018-09-18 10:07:22,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:22,951 INFO L93 Difference]: Finished difference Result 15716 states and 19433 transitions. [2018-09-18 10:07:22,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:07:22,951 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 191 [2018-09-18 10:07:22,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:22,990 INFO L225 Difference]: With dead ends: 15716 [2018-09-18 10:07:22,991 INFO L226 Difference]: Without dead ends: 10091 [2018-09-18 10:07:23,009 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 374 SyntacticMatches, 6 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:07:23,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10091 states. [2018-09-18 10:07:23,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10091 to 9897. [2018-09-18 10:07:23,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9897 states. [2018-09-18 10:07:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9897 states to 9897 states and 11937 transitions. [2018-09-18 10:07:23,230 INFO L78 Accepts]: Start accepts. Automaton has 9897 states and 11937 transitions. Word has length 191 [2018-09-18 10:07:23,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:23,231 INFO L480 AbstractCegarLoop]: Abstraction has 9897 states and 11937 transitions. [2018-09-18 10:07:23,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-18 10:07:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 9897 states and 11937 transitions. [2018-09-18 10:07:23,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-18 10:07:23,258 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:23,258 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2018-09-18 10:07:23,259 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:23,259 INFO L82 PathProgramCache]: Analyzing trace with hash 2067067444, now seen corresponding path program 1 times [2018-09-18 10:07:23,259 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:23,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:23,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:23,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:23,260 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 97 proven. 38 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-09-18 10:07:23,478 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:23,478 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 10:07:23,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:23,485 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:23,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:23,641 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 101 proven. 2 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-09-18 10:07:23,641 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:23,911 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 97 proven. 38 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-09-18 10:07:23,933 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:23,933 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 10:07:23,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:23,954 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:24,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 101 proven. 2 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-09-18 10:07:24,511 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 97 proven. 38 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-09-18 10:07:25,326 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:07:25,326 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 13 [2018-09-18 10:07:25,327 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:07:25,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:07:25,327 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:07:25,328 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-09-18 10:07:25,328 INFO L87 Difference]: Start difference. First operand 9897 states and 11937 transitions. Second operand 9 states. [2018-09-18 10:07:29,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:29,355 INFO L93 Difference]: Finished difference Result 24228 states and 30561 transitions. [2018-09-18 10:07:29,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-18 10:07:29,363 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 215 [2018-09-18 10:07:29,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:29,416 INFO L225 Difference]: With dead ends: 24228 [2018-09-18 10:07:29,416 INFO L226 Difference]: Without dead ends: 14206 [2018-09-18 10:07:29,442 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 874 GetRequests, 852 SyntacticMatches, 7 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2018-09-18 10:07:29,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14206 states. [2018-09-18 10:07:29,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14206 to 13143. [2018-09-18 10:07:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13143 states. [2018-09-18 10:07:29,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13143 states to 13143 states and 16542 transitions. [2018-09-18 10:07:29,806 INFO L78 Accepts]: Start accepts. Automaton has 13143 states and 16542 transitions. Word has length 215 [2018-09-18 10:07:29,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:29,807 INFO L480 AbstractCegarLoop]: Abstraction has 13143 states and 16542 transitions. [2018-09-18 10:07:29,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:07:29,807 INFO L276 IsEmpty]: Start isEmpty. Operand 13143 states and 16542 transitions. [2018-09-18 10:07:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-18 10:07:29,864 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:07:29,865 INFO L376 BasicCegarLoop]: trace histogram [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, 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] [2018-09-18 10:07:29,865 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:07:29,865 INFO L82 PathProgramCache]: Analyzing trace with hash -157872068, now seen corresponding path program 1 times [2018-09-18 10:07:29,865 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:07:29,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:29,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:29,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:07:29,867 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:07:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 119 proven. 58 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-18 10:07:30,424 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:30,424 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:07:30,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:30,439 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:30,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 156 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-09-18 10:07:30,738 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 129 proven. 26 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-09-18 10:07:30,835 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:07:30,836 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 10 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 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:07:30,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:07:30,854 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:07:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:07:31,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:07:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 140 proven. 12 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-09-18 10:07:31,142 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:07:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 121 proven. 44 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-09-18 10:07:31,295 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:07:31,296 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 6, 5] total 9 [2018-09-18 10:07:31,296 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:07:31,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-18 10:07:31,297 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-18 10:07:31,297 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:07:31,297 INFO L87 Difference]: Start difference. First operand 13143 states and 16542 transitions. Second operand 7 states. [2018-09-18 10:07:33,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:07:33,078 INFO L93 Difference]: Finished difference Result 25016 states and 32034 transitions. [2018-09-18 10:07:33,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-09-18 10:07:33,078 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 219 [2018-09-18 10:07:33,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:07:33,078 INFO L225 Difference]: With dead ends: 25016 [2018-09-18 10:07:33,079 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 10:07:33,140 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 886 GetRequests, 870 SyntacticMatches, 7 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2018-09-18 10:07:33,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 10:07:33,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 10:07:33,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 10:07:33,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 10:07:33,141 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2018-09-18 10:07:33,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:07:33,142 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 10:07:33,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-18 10:07:33,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 10:07:33,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 10:07:33,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 10:07:33,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:33,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,338 WARN L178 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 173 [2018-09-18 10:07:34,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:07:34,861 WARN L178 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 173 [2018-09-18 10:07:35,017 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-09-18 10:07:35,207 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2018-09-18 10:07:37,094 WARN L178 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 230 DAG size of output: 52 [2018-09-18 10:07:38,031 WARN L178 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 51 [2018-09-18 10:07:38,925 WARN L178 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 51 [2018-09-18 10:07:38,928 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,929 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= |old(~a7~0)| ~a7~0) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|)) [2018-09-18 10:07:38,929 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,929 INFO L426 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-09-18 10:07:38,929 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-09-18 10:07:38,929 INFO L426 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-09-18 10:07:38,930 INFO L426 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,931 INFO L426 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-09-18 10:07:38,932 INFO L426 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-09-18 10:07:38,933 INFO L426 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-09-18 10:07:38,934 INFO L426 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,935 INFO L426 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-09-18 10:07:38,936 INFO L426 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,937 INFO L426 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-09-18 10:07:38,938 INFO L426 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-09-18 10:07:38,939 INFO L426 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-09-18 10:07:38,940 INFO L426 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,941 INFO L426 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-09-18 10:07:38,942 INFO L426 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-09-18 10:07:38,943 INFO L426 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L426 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L426 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L426 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L426 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L426 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L426 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-09-18 10:07:38,944 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse12 (= 4 |old(~a16~0)|)) (.cse13 (= |old(~a8~0)| ~a8~0)) (.cse14 (= |old(~a7~0)| ~a7~0)) (.cse15 (= |old(~a16~0)| ~a16~0)) (.cse2 (<= ~a17~0 0)) (.cse16 (= ~a20~0 |old(~a20~0)|))) (let ((.cse9 (= 13 |old(~a8~0)|)) (.cse10 (= 6 |old(~a16~0)|)) (.cse11 (and .cse13 .cse14 .cse15 .cse2 .cse16)) (.cse1 (not .cse12)) (.cse3 (< 0 |old(~a7~0)|)) (.cse8 (< 0 |old(~a20~0)|)) (.cse6 (< 13 |old(~a8~0)|)) (.cse0 (not (= 1 |old(~a20~0)|))) (.cse7 (not (= 1 |old(~a7~0)|))) (.cse5 (and .cse13 .cse14 .cse15 .cse16)) (.cse4 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse3) (or .cse6 .cse1 .cse7 .cse5 .cse8) (or .cse9 .cse3 .cse2 .cse4 .cse8) (or .cse1 .cse3 .cse5 .cse8) (or .cse10 .cse9 .cse7 .cse4 .cse11 .cse8) (or .cse2 .cse0 .cse9 .cse3 .cse4) (or .cse10 .cse6 .cse0 .cse5 .cse7) (or .cse9 .cse5 .cse3 .cse8) (or .cse2 .cse6 .cse0 .cse7 .cse4) (or .cse10 .cse12 .cse0 .cse11 .cse7 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse8) (or .cse6 .cse0 .cse7 .cse5 .cse4)))) [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,945 INFO L426 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 533) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-09-18 10:07:38,946 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-09-18 10:07:38,947 INFO L426 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-09-18 10:07:38,948 INFO L426 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,949 INFO L426 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-09-18 10:07:38,950 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-09-18 10:07:38,951 INFO L426 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-09-18 10:07:38,951 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-09-18 10:07:38,951 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,951 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (<= ~a7~0 0) (not (= ~a8~0 13)) (not (= ~a16~0 4))) [2018-09-18 10:07:38,951 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 10:07:38,951 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:07:38,951 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (and (= |old(~a8~0)| ~a8~0) (= |old(~a7~0)| ~a7~0) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|)) [2018-09-18 10:07:38,951 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-09-18 10:07:38,952 INFO L422 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse6 (= 1 ~a20~0)) (.cse7 (not (= ~a16~0 6))) (.cse8 (<= ~a17~0 0)) (.cse2 (not (= ~a8~0 13)))) (let ((.cse1 (and .cse6 .cse7 .cse8 .cse2 (not (= ~a16~0 4)))) (.cse4 (<= ~a7~0 0)) (.cse9 (= 4 ~a16~0)) (.cse3 (<= ~a20~0 0)) (.cse5 (<= ~a8~0 13)) (.cse0 (= 1 ~a7~0))) (or (not (= 1 |old(~a20~0)|)) (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and (or (= |old(~a16~0)| 5) (not (= 5 ~a16~0))) .cse6 .cse4) (and .cse1 .cse4) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (and .cse0 .cse7 .cse8 .cse2 .cse3) (and .cse9 .cse3 .cse4) (and .cse5 .cse0 .cse9 .cse3) (= 4 |old(~a16~0)|) (and .cse5 .cse0 .cse6 .cse7) (and .cse5 .cse0 .cse6 .cse8)))) [2018-09-18 10:07:38,952 INFO L426 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-09-18 10:07:38,952 INFO L426 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-09-18 10:07:38,952 INFO L426 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-09-18 10:07:38,952 INFO L422 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse6 (= 1 ~a20~0)) (.cse7 (not (= ~a16~0 6))) (.cse8 (<= ~a17~0 0)) (.cse2 (not (= ~a8~0 13)))) (let ((.cse1 (and .cse6 .cse7 .cse8 .cse2 (not (= ~a16~0 4)))) (.cse4 (<= ~a7~0 0)) (.cse9 (= 4 ~a16~0)) (.cse3 (<= ~a20~0 0)) (.cse5 (<= ~a8~0 13)) (.cse0 (= 1 ~a7~0))) (or (not (= 1 |old(~a20~0)|)) (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and (or (= |old(~a16~0)| 5) (not (= 5 ~a16~0))) .cse6 .cse4) (and .cse1 .cse4) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (and .cse0 .cse7 .cse8 .cse2 .cse3) (and .cse9 .cse3 .cse4) (and .cse5 .cse0 .cse9 .cse3) (= 4 |old(~a16~0)|) (and .cse5 .cse0 .cse6 .cse7) (and .cse5 .cse0 .cse6 .cse8)))) [2018-09-18 10:07:38,952 INFO L426 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-09-18 10:07:38,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:07:38 BoogieIcfgContainer [2018-09-18 10:07:38,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:07:38,983 INFO L168 Benchmark]: Toolchain (without parser) took 44896.98 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 1.6 GB in the end (delta: -177.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,984 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:07:38,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.35 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 10:07:38,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.12 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 10:07:38,986 INFO L168 Benchmark]: Boogie Preprocessor took 237.06 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -847.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,989 INFO L168 Benchmark]: RCFGBuilder took 3266.17 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: 110.4 MB). Peak memory consumption was 110.4 MB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,990 INFO L168 Benchmark]: TraceAbstraction took 40505.28 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 427.3 MB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 507.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-18 10:07:38,997 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 783.35 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 98.12 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 237.06 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -847.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3266.17 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: 110.4 MB). Peak memory consumption was 110.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 40505.28 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 427.3 MB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 507.3 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 533]: 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(a20)) || (1 == a7 && (((1 == a20 && !(a16 == 6)) && a17 <= 0) && !(a8 == 13)) && !(a16 == 4))) || ((!(a8 == 13) && a20 <= 0) && a7 <= 0)) || ((a8 <= 13 && 1 == a20) && a7 <= 0)) || (((\old(a16) == 5 || !(5 == a16)) && 1 == a20) && a7 <= 0)) || (((((1 == a20 && !(a16 == 6)) && a17 <= 0) && !(a8 == 13)) && !(a16 == 4)) && a7 <= 0)) || 0 < \old(a7)) || 6 == \old(a16)) || 13 == \old(a8)) || ((((1 == a7 && !(a16 == 6)) && a17 <= 0) && !(a8 == 13)) && a20 <= 0)) || ((4 == a16 && a20 <= 0) && a7 <= 0)) || (((a8 <= 13 && 1 == a7) && 4 == a16) && a20 <= 0)) || 4 == \old(a16)) || (((a8 <= 13 && 1 == a7) && 1 == a20) && !(a16 == 6))) || (((a8 <= 13 && 1 == a7) && 1 == a20) && a17 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 40.3s OverallTime, 9 OverallIterations, 5 TraceHistogramMax, 24.2s AutomataDifference, 0.0s DeadEndRemovalTime, 5.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1269 SDtfs, 5717 SDslu, 1112 SDs, 0 SdLazy, 11245 SolverSat, 2001 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3520 GetRequests, 3399 SyntacticMatches, 29 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13143occurred in iteration=8, 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: 1.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 1726 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 516 PreInvPairs, 910 NumberOfFragments, 731 HoareAnnotationTreeSize, 516 FomulaSimplifications, 27993 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 11266 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 3232 NumberOfCodeBlocks, 3232 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4913 ConstructedInterpolants, 0 QuantifiedInterpolants, 1819627 SizeOfPredicates, 13 NumberOfNonLiveVariables, 4718 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 27 InterpolantComputations, 8 PerfectInterpolantSequences, 2310/2669 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_label25_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-07-39-014.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label25_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-07-39-014.csv Received shutdown request...