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/Problem16_label11_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 12:02:44,015 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 12:02:44,017 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 12:02:44,031 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 12:02:44,031 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 12:02:44,033 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 12:02:44,034 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 12:02:44,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 12:02:44,040 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 12:02:44,041 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 12:02:44,051 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 12:02:44,051 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 12:02:44,052 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 12:02:44,053 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 12:02:44,057 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 12:02:44,059 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 12:02:44,060 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 12:02:44,063 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 12:02:44,065 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 12:02:44,071 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 12:02:44,072 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 12:02:44,075 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 12:02:44,078 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 12:02:44,082 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 12:02:44,082 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 12:02:44,083 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 12:02:44,084 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 12:02:44,085 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 12:02:44,086 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 12:02:44,088 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 12:02:44,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 12:02:44,091 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 12:02:44,091 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 12:02:44,092 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 12:02:44,093 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 12:02:44,095 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 12:02:44,095 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 12:02:44,121 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 12:02:44,121 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 12:02:44,122 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 12:02:44,123 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 12:02:44,123 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 12:02:44,123 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 12:02:44,123 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 12:02:44,124 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 12:02:44,124 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 12:02:44,124 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 12:02:44,124 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 12:02:44,125 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 12:02:44,126 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 12:02:44,126 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 12:02:44,127 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 12:02:44,127 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 12:02:44,127 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 12:02:44,127 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 12:02:44,127 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 12:02:44,128 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 12:02:44,128 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 12:02:44,128 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 12:02:44,128 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 12:02:44,130 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 12:02:44,130 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 12:02:44,131 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 12:02:44,131 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 12:02:44,131 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 12:02:44,131 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 12:02:44,131 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 12:02:44,132 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 12:02:44,132 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 12:02:44,132 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 12:02:44,132 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 12:02:44,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 12:02:44,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 12:02:44,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 12:02:44,217 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 12:02:44,218 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 12:02:44,219 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label11_true-unreach-call.c [2018-09-18 12:02:44,571 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28f1ab49/478f7fd06b3d4ed89a5f85c058838b63/FLAGcfc1fd323 [2018-09-18 12:02:44,981 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 12:02:44,982 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label11_true-unreach-call.c [2018-09-18 12:02:44,999 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28f1ab49/478f7fd06b3d4ed89a5f85c058838b63/FLAGcfc1fd323 [2018-09-18 12:02:45,014 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f28f1ab49/478f7fd06b3d4ed89a5f85c058838b63 [2018-09-18 12:02:45,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 12:02:45,027 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 12:02:45,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 12:02:45,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 12:02:45,035 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 12:02:45,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:02:45" (1/1) ... [2018-09-18 12:02:45,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c1f22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:45, skipping insertion in model container [2018-09-18 12:02:45,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:02:45" (1/1) ... [2018-09-18 12:02:45,051 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 12:02:45,784 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 12:02:45,808 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 12:02:46,052 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 12:02:46,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46 WrapperNode [2018-09-18 12:02:46,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 12:02:46,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 12:02:46,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 12:02:46,153 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 12:02:46,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 12:02:46,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 12:02:46,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 12:02:46,346 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 12:02:46,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (1/1) ... [2018-09-18 12:02:46,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 12:02:46,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 12:02:46,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 12:02:46,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 12:02:46,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (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 12:02:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 12:02:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 12:02:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-09-18 12:02:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-09-18 12:02:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 12:02:46,883 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 12:02:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 12:02:46,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 12:02:46,883 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 12:02:46,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 12:02:52,905 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 12:02:52,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:02:52 BoogieIcfgContainer [2018-09-18 12:02:52,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 12:02:52,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 12:02:52,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 12:02:52,910 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 12:02:52,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 12:02:45" (1/3) ... [2018-09-18 12:02:52,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14cd1530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 12:02:52, skipping insertion in model container [2018-09-18 12:02:52,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:02:46" (2/3) ... [2018-09-18 12:02:52,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14cd1530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 12:02:52, skipping insertion in model container [2018-09-18 12:02:52,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:02:52" (3/3) ... [2018-09-18 12:02:52,915 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label11_true-unreach-call.c [2018-09-18 12:02:52,925 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 12:02:52,934 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 12:02:52,987 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 12:02:52,988 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 12:02:52,988 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 12:02:52,989 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 12:02:52,989 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 12:02:52,989 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 12:02:52,989 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 12:02:52,989 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 12:02:52,989 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 12:02:53,022 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-09-18 12:02:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-18 12:02:53,033 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:02:53,034 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] [2018-09-18 12:02:53,035 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:02:53,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1469466684, now seen corresponding path program 1 times [2018-09-18 12:02:53,042 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:02:53,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:02:53,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:02:53,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:02:53,095 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:02:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:02:53,541 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 12:02:53,544 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 12:02:53,545 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 12:02:53,545 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:02:53,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 12:02:53,571 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 12:02:53,572 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 12:02:53,576 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 3 states. [2018-09-18 12:02:58,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:02:58,527 INFO L93 Difference]: Finished difference Result 1156 states and 2144 transitions. [2018-09-18 12:02:58,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 12:02:58,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-09-18 12:02:58,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:02:58,553 INFO L225 Difference]: With dead ends: 1156 [2018-09-18 12:02:58,553 INFO L226 Difference]: Without dead ends: 744 [2018-09-18 12:02:58,564 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 12:02:58,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2018-09-18 12:02:58,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 744. [2018-09-18 12:02:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-09-18 12:02:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1355 transitions. [2018-09-18 12:02:58,742 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1355 transitions. Word has length 62 [2018-09-18 12:02:58,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:02:58,743 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1355 transitions. [2018-09-18 12:02:58,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 12:02:58,743 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1355 transitions. [2018-09-18 12:02:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-18 12:02:58,759 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:02:58,759 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 12:02:58,760 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:02:58,760 INFO L82 PathProgramCache]: Analyzing trace with hash -2105085518, now seen corresponding path program 1 times [2018-09-18 12:02:58,762 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:02:58,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:02:58,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:02:58,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:02:58,764 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:02:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:02:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 12:02:59,136 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 12:02:59,136 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 12:02:59,137 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:02:59,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 12:02:59,139 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 12:02:59,139 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-18 12:02:59,140 INFO L87 Difference]: Start difference. First operand 744 states and 1355 transitions. Second operand 5 states. [2018-09-18 12:03:05,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:05,062 INFO L93 Difference]: Finished difference Result 2194 states and 4083 transitions. [2018-09-18 12:03:05,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 12:03:05,063 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-09-18 12:03:05,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:05,078 INFO L225 Difference]: With dead ends: 2194 [2018-09-18 12:03:05,078 INFO L226 Difference]: Without dead ends: 1456 [2018-09-18 12:03:05,082 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 12:03:05,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2018-09-18 12:03:05,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1436. [2018-09-18 12:03:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1436 states. [2018-09-18 12:03:05,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 2550 transitions. [2018-09-18 12:03:05,143 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 2550 transitions. Word has length 132 [2018-09-18 12:03:05,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:05,144 INFO L480 AbstractCegarLoop]: Abstraction has 1436 states and 2550 transitions. [2018-09-18 12:03:05,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 12:03:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2550 transitions. [2018-09-18 12:03:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-18 12:03:05,150 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:05,150 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 12:03:05,150 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:05,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1857215629, now seen corresponding path program 1 times [2018-09-18 12:03:05,151 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:05,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:05,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:05,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:05,152 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:05,476 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 12:03:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 12:03:05,869 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 12:03:05,869 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 12:03:05,870 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:03:05,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 12:03:05,870 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 12:03:05,871 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 12:03:05,871 INFO L87 Difference]: Start difference. First operand 1436 states and 2550 transitions. Second operand 6 states. [2018-09-18 12:03:11,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:11,268 INFO L93 Difference]: Finished difference Result 3936 states and 7024 transitions. [2018-09-18 12:03:11,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 12:03:11,269 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 161 [2018-09-18 12:03:11,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:11,289 INFO L225 Difference]: With dead ends: 3936 [2018-09-18 12:03:11,290 INFO L226 Difference]: Without dead ends: 2506 [2018-09-18 12:03:11,300 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 12:03:11,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2018-09-18 12:03:11,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 2479. [2018-09-18 12:03:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2479 states. [2018-09-18 12:03:11,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2479 states and 3996 transitions. [2018-09-18 12:03:11,388 INFO L78 Accepts]: Start accepts. Automaton has 2479 states and 3996 transitions. Word has length 161 [2018-09-18 12:03:11,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:11,389 INFO L480 AbstractCegarLoop]: Abstraction has 2479 states and 3996 transitions. [2018-09-18 12:03:11,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 12:03:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3996 transitions. [2018-09-18 12:03:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-09-18 12:03:11,393 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:11,394 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 12:03:11,394 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:11,394 INFO L82 PathProgramCache]: Analyzing trace with hash 2100358191, now seen corresponding path program 1 times [2018-09-18 12:03:11,395 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:11,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:11,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:11,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:11,396 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:11,693 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 12:03:11,693 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 12:03:11,693 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 12:03:11,694 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:03:11,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 12:03:11,695 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 12:03:11,695 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 12:03:11,695 INFO L87 Difference]: Start difference. First operand 2479 states and 3996 transitions. Second operand 6 states. [2018-09-18 12:03:15,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:15,272 INFO L93 Difference]: Finished difference Result 6050 states and 9896 transitions. [2018-09-18 12:03:15,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 12:03:15,273 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 179 [2018-09-18 12:03:15,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:15,294 INFO L225 Difference]: With dead ends: 6050 [2018-09-18 12:03:15,294 INFO L226 Difference]: Without dead ends: 3577 [2018-09-18 12:03:15,305 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 12:03:15,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3577 states. [2018-09-18 12:03:15,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3577 to 3545. [2018-09-18 12:03:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3545 states. [2018-09-18 12:03:15,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3545 states and 4965 transitions. [2018-09-18 12:03:15,402 INFO L78 Accepts]: Start accepts. Automaton has 3545 states and 4965 transitions. Word has length 179 [2018-09-18 12:03:15,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:15,403 INFO L480 AbstractCegarLoop]: Abstraction has 3545 states and 4965 transitions. [2018-09-18 12:03:15,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 12:03:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 4965 transitions. [2018-09-18 12:03:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-09-18 12:03:15,408 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:15,408 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:03:15,408 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:15,409 INFO L82 PathProgramCache]: Analyzing trace with hash -2086748824, now seen corresponding path program 1 times [2018-09-18 12:03:15,409 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:15,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:15,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:15,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:15,410 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:15,807 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 122 proven. 53 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-18 12:03:15,807 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:15,808 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 12:03:15,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:15,817 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:15,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-09-18 12:03:16,192 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:16,390 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-09-18 12:03:16,411 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 12:03:16,411 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-09-18 12:03:16,411 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:03:16,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 12:03:16,412 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 12:03:16,413 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-18 12:03:16,413 INFO L87 Difference]: Start difference. First operand 3545 states and 4965 transitions. Second operand 3 states. [2018-09-18 12:03:19,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:19,604 INFO L93 Difference]: Finished difference Result 7084 states and 9930 transitions. [2018-09-18 12:03:19,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 12:03:19,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 262 [2018-09-18 12:03:19,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:19,623 INFO L225 Difference]: With dead ends: 7084 [2018-09-18 12:03:19,623 INFO L226 Difference]: Without dead ends: 3545 [2018-09-18 12:03:19,636 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-18 12:03:19,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3545 states. [2018-09-18 12:03:19,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3545 to 3545. [2018-09-18 12:03:19,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3545 states. [2018-09-18 12:03:19,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3545 states and 4706 transitions. [2018-09-18 12:03:19,724 INFO L78 Accepts]: Start accepts. Automaton has 3545 states and 4706 transitions. Word has length 262 [2018-09-18 12:03:19,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:19,725 INFO L480 AbstractCegarLoop]: Abstraction has 3545 states and 4706 transitions. [2018-09-18 12:03:19,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 12:03:19,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 4706 transitions. [2018-09-18 12:03:19,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-09-18 12:03:19,737 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:19,738 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-18 12:03:19,738 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:19,738 INFO L82 PathProgramCache]: Analyzing trace with hash 238046215, now seen corresponding path program 1 times [2018-09-18 12:03:19,739 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:19,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:19,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:19,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:19,740 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 284 proven. 115 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-09-18 12:03:20,142 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:20,142 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 12:03:20,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:20,153 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:20,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 456 proven. 2 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-09-18 12:03:20,498 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 284 proven. 115 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-09-18 12:03:20,933 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:20,933 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 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 12:03:20,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:20,957 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:21,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 456 proven. 2 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-09-18 12:03:21,429 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 284 proven. 115 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-09-18 12:03:21,747 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 12:03:21,748 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 12 [2018-09-18 12:03:21,748 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 12:03:21,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 12:03:21,750 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 12:03:21,750 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-09-18 12:03:21,751 INFO L87 Difference]: Start difference. First operand 3545 states and 4706 transitions. Second operand 9 states. [2018-09-18 12:03:28,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:28,867 INFO L93 Difference]: Finished difference Result 10015 states and 13843 transitions. [2018-09-18 12:03:28,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-18 12:03:28,867 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 425 [2018-09-18 12:03:28,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:28,901 INFO L225 Difference]: With dead ends: 10015 [2018-09-18 12:03:28,901 INFO L226 Difference]: Without dead ends: 6476 [2018-09-18 12:03:28,926 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1720 GetRequests, 1696 SyntacticMatches, 6 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2018-09-18 12:03:28,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6476 states. [2018-09-18 12:03:29,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6476 to 6434. [2018-09-18 12:03:29,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6434 states. [2018-09-18 12:03:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6434 states to 6434 states and 8382 transitions. [2018-09-18 12:03:29,110 INFO L78 Accepts]: Start accepts. Automaton has 6434 states and 8382 transitions. Word has length 425 [2018-09-18 12:03:29,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:29,110 INFO L480 AbstractCegarLoop]: Abstraction has 6434 states and 8382 transitions. [2018-09-18 12:03:29,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 12:03:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 6434 states and 8382 transitions. [2018-09-18 12:03:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2018-09-18 12:03:29,136 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:29,137 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-18 12:03:29,138 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:29,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1292730792, now seen corresponding path program 1 times [2018-09-18 12:03:29,138 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:29,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:29,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:29,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:29,139 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:29,641 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-18 12:03:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 76 proven. 253 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-18 12:03:30,465 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:30,466 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 12:03:30,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:30,475 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:30,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-09-18 12:03:30,950 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-09-18 12:03:31,149 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 12:03:31,149 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-09-18 12:03:31,149 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:03:31,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 12:03:31,151 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 12:03:31,151 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-18 12:03:31,151 INFO L87 Difference]: Start difference. First operand 6434 states and 8382 transitions. Second operand 3 states. [2018-09-18 12:03:33,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:33,241 INFO L93 Difference]: Finished difference Result 14577 states and 19160 transitions. [2018-09-18 12:03:33,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 12:03:33,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 526 [2018-09-18 12:03:33,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:33,290 INFO L225 Difference]: With dead ends: 14577 [2018-09-18 12:03:33,290 INFO L226 Difference]: Without dead ends: 8149 [2018-09-18 12:03:33,348 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1058 GetRequests, 1053 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-18 12:03:33,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8149 states. [2018-09-18 12:03:33,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8149 to 8149. [2018-09-18 12:03:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8149 states. [2018-09-18 12:03:33,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8149 states to 8149 states and 10384 transitions. [2018-09-18 12:03:33,600 INFO L78 Accepts]: Start accepts. Automaton has 8149 states and 10384 transitions. Word has length 526 [2018-09-18 12:03:33,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:33,601 INFO L480 AbstractCegarLoop]: Abstraction has 8149 states and 10384 transitions. [2018-09-18 12:03:33,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 12:03:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 8149 states and 10384 transitions. [2018-09-18 12:03:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2018-09-18 12:03:33,647 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:33,648 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-18 12:03:33,648 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:33,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1149772392, now seen corresponding path program 1 times [2018-09-18 12:03:33,649 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:33,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:33,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:33,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:33,650 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:34,068 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 12:03:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 220 proven. 343 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-09-18 12:03:34,973 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:34,973 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 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 12:03:34,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:34,981 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:35,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:35,420 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 410 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2018-09-18 12:03:35,420 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 220 proven. 343 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-09-18 12:03:35,866 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-18 12:03:35,867 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 11 [2018-09-18 12:03:35,867 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:03:35,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 12:03:35,867 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 12:03:35,868 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-18 12:03:35,868 INFO L87 Difference]: Start difference. First operand 8149 states and 10384 transitions. Second operand 5 states. [2018-09-18 12:03:42,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:42,774 INFO L93 Difference]: Finished difference Result 17715 states and 22632 transitions. [2018-09-18 12:03:42,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-09-18 12:03:42,778 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 640 [2018-09-18 12:03:42,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:42,831 INFO L225 Difference]: With dead ends: 17715 [2018-09-18 12:03:42,831 INFO L226 Difference]: Without dead ends: 9572 [2018-09-18 12:03:42,865 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1289 GetRequests, 1275 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2018-09-18 12:03:42,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9572 states. [2018-09-18 12:03:43,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9572 to 9550. [2018-09-18 12:03:43,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9550 states. [2018-09-18 12:03:43,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9550 states to 9550 states and 11895 transitions. [2018-09-18 12:03:43,111 INFO L78 Accepts]: Start accepts. Automaton has 9550 states and 11895 transitions. Word has length 640 [2018-09-18 12:03:43,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:43,112 INFO L480 AbstractCegarLoop]: Abstraction has 9550 states and 11895 transitions. [2018-09-18 12:03:43,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 12:03:43,112 INFO L276 IsEmpty]: Start isEmpty. Operand 9550 states and 11895 transitions. [2018-09-18 12:03:43,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-09-18 12:03:43,158 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:43,158 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 12:03:43,159 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:43,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1995728964, now seen corresponding path program 1 times [2018-09-18 12:03:43,159 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:43,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:43,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:43,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:43,161 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:43,718 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 12:03:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 508 proven. 278 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-09-18 12:03:44,444 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:44,444 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 12:03:44,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:44,452 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:44,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-18 12:03:45,130 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2018-09-18 12:03:45,547 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 12:03:45,547 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-09-18 12:03:45,547 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:03:45,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 12:03:45,549 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 12:03:45,549 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-09-18 12:03:45,550 INFO L87 Difference]: Start difference. First operand 9550 states and 11895 transitions. Second operand 3 states. [2018-09-18 12:03:49,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:03:49,663 INFO L93 Difference]: Finished difference Result 19094 states and 23784 transitions. [2018-09-18 12:03:49,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 12:03:49,667 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 670 [2018-09-18 12:03:49,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:03:49,699 INFO L225 Difference]: With dead ends: 19094 [2018-09-18 12:03:49,699 INFO L226 Difference]: Without dead ends: 9550 [2018-09-18 12:03:49,734 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1352 GetRequests, 1341 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-09-18 12:03:49,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9550 states. [2018-09-18 12:03:49,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9550 to 9544. [2018-09-18 12:03:49,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9544 states. [2018-09-18 12:03:49,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9544 states to 9544 states and 11421 transitions. [2018-09-18 12:03:49,931 INFO L78 Accepts]: Start accepts. Automaton has 9544 states and 11421 transitions. Word has length 670 [2018-09-18 12:03:49,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:03:49,933 INFO L480 AbstractCegarLoop]: Abstraction has 9544 states and 11421 transitions. [2018-09-18 12:03:49,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 12:03:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 9544 states and 11421 transitions. [2018-09-18 12:03:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2018-09-18 12:03:49,961 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:03:49,962 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:03:49,962 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:03:49,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1809147053, now seen corresponding path program 1 times [2018-09-18 12:03:49,963 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:03:49,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:49,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:49,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:03:49,964 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:03:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 561 proven. 2 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-09-18 12:03:50,858 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:50,858 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 12:03:50,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:50,866 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:51,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 561 proven. 2 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-09-18 12:03:51,438 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 561 proven. 2 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-09-18 12:03:52,002 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:03:52,003 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 9 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 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 12:03:52,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:03:52,021 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:03:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:03:52,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:03:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 561 proven. 2 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-09-18 12:03:53,173 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:03:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 561 proven. 2 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-09-18 12:03:53,610 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 12:03:53,611 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 12 [2018-09-18 12:03:53,611 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 12:03:53,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 12:03:53,612 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 12:03:53,613 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-09-18 12:03:53,613 INFO L87 Difference]: Start difference. First operand 9544 states and 11421 transitions. Second operand 9 states. [2018-09-18 12:04:01,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:04:01,527 INFO L93 Difference]: Finished difference Result 32303 states and 42803 transitions. [2018-09-18 12:04:01,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-18 12:04:01,528 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 707 [2018-09-18 12:04:01,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:04:01,654 INFO L225 Difference]: With dead ends: 32303 [2018-09-18 12:04:01,654 INFO L226 Difference]: Without dead ends: 16765 [2018-09-18 12:04:01,757 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2851 GetRequests, 2825 SyntacticMatches, 6 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-09-18 12:04:01,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16765 states. [2018-09-18 12:04:02,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16765 to 16196. [2018-09-18 12:04:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16196 states. [2018-09-18 12:04:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16196 states to 16196 states and 18926 transitions. [2018-09-18 12:04:02,342 INFO L78 Accepts]: Start accepts. Automaton has 16196 states and 18926 transitions. Word has length 707 [2018-09-18 12:04:02,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:04:02,344 INFO L480 AbstractCegarLoop]: Abstraction has 16196 states and 18926 transitions. [2018-09-18 12:04:02,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 12:04:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 16196 states and 18926 transitions. [2018-09-18 12:04:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2018-09-18 12:04:02,383 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:04:02,384 INFO L376 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-18 12:04:02,384 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:04:02,385 INFO L82 PathProgramCache]: Analyzing trace with hash -2118850644, now seen corresponding path program 1 times [2018-09-18 12:04:02,385 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:04:02,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:02,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:02,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:02,386 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:04:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:03,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1008 proven. 2 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2018-09-18 12:04:03,975 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:03,975 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2018-09-18 12:04:03,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:03,986 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 12:04:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:04,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:04:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1008 proven. 2 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2018-09-18 12:04:05,388 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:04:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1008 proven. 2 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2018-09-18 12:04:06,005 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:06,005 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 11 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 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 12:04:06,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:06,023 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:04:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:06,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:04:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1008 proven. 2 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2018-09-18 12:04:07,393 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:04:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 1008 proven. 2 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2018-09-18 12:04:08,275 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 12:04:08,276 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 11 [2018-09-18 12:04:08,276 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 12:04:08,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 12:04:08,278 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 12:04:08,278 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-18 12:04:08,278 INFO L87 Difference]: Start difference. First operand 16196 states and 18926 transitions. Second operand 9 states. [2018-09-18 12:04:14,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:04:14,451 INFO L93 Difference]: Finished difference Result 32580 states and 38015 transitions. [2018-09-18 12:04:14,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-09-18 12:04:14,458 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 980 [2018-09-18 12:04:14,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:04:14,515 INFO L225 Difference]: With dead ends: 32580 [2018-09-18 12:04:14,516 INFO L226 Difference]: Without dead ends: 14220 [2018-09-18 12:04:14,619 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3946 GetRequests, 3918 SyntacticMatches, 7 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=158, Invalid=348, Unknown=0, NotChecked=0, Total=506 [2018-09-18 12:04:14,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14220 states. [2018-09-18 12:04:14,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14220 to 13997. [2018-09-18 12:04:14,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13997 states. [2018-09-18 12:04:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13997 states to 13997 states and 15016 transitions. [2018-09-18 12:04:14,901 INFO L78 Accepts]: Start accepts. Automaton has 13997 states and 15016 transitions. Word has length 980 [2018-09-18 12:04:14,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:04:14,903 INFO L480 AbstractCegarLoop]: Abstraction has 13997 states and 15016 transitions. [2018-09-18 12:04:14,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 12:04:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 13997 states and 15016 transitions. [2018-09-18 12:04:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2018-09-18 12:04:14,937 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:04:14,937 INFO L376 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 12:04:14,938 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:04:14,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1153440397, now seen corresponding path program 1 times [2018-09-18 12:04:14,938 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:04:14,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:14,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:14,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:14,941 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:04:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:16,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 1748 trivial. 0 not checked. [2018-09-18 12:04:16,135 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 12:04:16,136 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-18 12:04:16,136 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:04:16,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-18 12:04:16,137 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-18 12:04:16,137 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 12:04:16,137 INFO L87 Difference]: Start difference. First operand 13997 states and 15016 transitions. Second operand 4 states. [2018-09-18 12:04:18,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:04:18,941 INFO L93 Difference]: Finished difference Result 25197 states and 27039 transitions. [2018-09-18 12:04:18,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 12:04:18,942 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1077 [2018-09-18 12:04:18,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:04:18,968 INFO L225 Difference]: With dead ends: 25197 [2018-09-18 12:04:18,968 INFO L226 Difference]: Without dead ends: 8692 [2018-09-18 12:04:18,997 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 12:04:19,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8692 states. [2018-09-18 12:04:19,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8692 to 8692. [2018-09-18 12:04:19,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8692 states. [2018-09-18 12:04:19,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8692 states to 8692 states and 9235 transitions. [2018-09-18 12:04:19,146 INFO L78 Accepts]: Start accepts. Automaton has 8692 states and 9235 transitions. Word has length 1077 [2018-09-18 12:04:19,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:04:19,147 INFO L480 AbstractCegarLoop]: Abstraction has 8692 states and 9235 transitions. [2018-09-18 12:04:19,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-18 12:04:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 8692 states and 9235 transitions. [2018-09-18 12:04:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1197 [2018-09-18 12:04:19,181 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:04:19,182 INFO L376 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:04:19,182 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:04:19,183 INFO L82 PathProgramCache]: Analyzing trace with hash -820979966, now seen corresponding path program 1 times [2018-09-18 12:04:19,183 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:04:19,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:19,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:19,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:19,185 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:04:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:20,161 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-09-18 12:04:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2981 backedges. 1473 proven. 407 refuted. 0 times theorem prover too weak. 1101 trivial. 0 not checked. [2018-09-18 12:04:22,052 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:22,052 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 12:04:22,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:22,060 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:04:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:22,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:04:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2981 backedges. 1265 proven. 2 refuted. 0 times theorem prover too weak. 1714 trivial. 0 not checked. [2018-09-18 12:04:23,169 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:04:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2981 backedges. 1265 proven. 2 refuted. 0 times theorem prover too weak. 1714 trivial. 0 not checked. [2018-09-18 12:04:24,169 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:24,169 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 13 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 13 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 12:04:24,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:24,187 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:04:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:24,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:04:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2981 backedges. 1265 proven. 2 refuted. 0 times theorem prover too weak. 1714 trivial. 0 not checked. [2018-09-18 12:04:25,860 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:04:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2981 backedges. 1265 proven. 2 refuted. 0 times theorem prover too weak. 1714 trivial. 0 not checked. [2018-09-18 12:04:26,719 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 12:04:26,720 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5, 5, 5, 5] total 19 [2018-09-18 12:04:26,720 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 12:04:26,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-09-18 12:04:26,721 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-09-18 12:04:26,722 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-09-18 12:04:26,722 INFO L87 Difference]: Start difference. First operand 8692 states and 9235 transitions. Second operand 18 states. [2018-09-18 12:04:36,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:04:36,977 INFO L93 Difference]: Finished difference Result 18300 states and 19808 transitions. [2018-09-18 12:04:36,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-09-18 12:04:36,977 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1196 [2018-09-18 12:04:36,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:04:37,008 INFO L225 Difference]: With dead ends: 18300 [2018-09-18 12:04:37,008 INFO L226 Difference]: Without dead ends: 9952 [2018-09-18 12:04:37,024 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4856 GetRequests, 4800 SyntacticMatches, 6 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=575, Invalid=2077, Unknown=0, NotChecked=0, Total=2652 [2018-09-18 12:04:37,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9952 states. [2018-09-18 12:04:37,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9952 to 9913. [2018-09-18 12:04:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9913 states. [2018-09-18 12:04:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9913 states to 9913 states and 10580 transitions. [2018-09-18 12:04:37,237 INFO L78 Accepts]: Start accepts. Automaton has 9913 states and 10580 transitions. Word has length 1196 [2018-09-18 12:04:37,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:04:37,238 INFO L480 AbstractCegarLoop]: Abstraction has 9913 states and 10580 transitions. [2018-09-18 12:04:37,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-09-18 12:04:37,239 INFO L276 IsEmpty]: Start isEmpty. Operand 9913 states and 10580 transitions. [2018-09-18 12:04:37,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1468 [2018-09-18 12:04:37,276 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:04:37,277 INFO L376 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:04:37,278 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:04:37,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1963125459, now seen corresponding path program 1 times [2018-09-18 12:04:37,278 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:04:37,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:37,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:37,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:37,279 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:04:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:42,292 INFO L134 CoverageAnalysis]: Checked inductivity of 3748 backedges. 872 proven. 675 refuted. 0 times theorem prover too weak. 2201 trivial. 0 not checked. [2018-09-18 12:04:42,292 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:42,292 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 12:04:42,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:42,300 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:04:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:42,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:04:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3748 backedges. 2071 proven. 2 refuted. 0 times theorem prover too weak. 1675 trivial. 0 not checked. [2018-09-18 12:04:44,056 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:04:45,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3748 backedges. 1128 proven. 158 refuted. 0 times theorem prover too weak. 2462 trivial. 0 not checked. [2018-09-18 12:04:45,140 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:45,141 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 15 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 15 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 12:04:45,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:45,157 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:04:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:45,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:04:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3748 backedges. 2071 proven. 2 refuted. 0 times theorem prover too weak. 1675 trivial. 0 not checked. [2018-09-18 12:04:46,804 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:04:47,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3748 backedges. 1128 proven. 158 refuted. 0 times theorem prover too weak. 2462 trivial. 0 not checked. [2018-09-18 12:04:47,971 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 12:04:47,972 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5, 5, 5] total 20 [2018-09-18 12:04:47,972 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 12:04:47,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-18 12:04:47,974 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-18 12:04:47,975 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2018-09-18 12:04:47,975 INFO L87 Difference]: Start difference. First operand 9913 states and 10580 transitions. Second operand 14 states. [2018-09-18 12:04:50,845 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2018-09-18 12:04:51,472 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2018-09-18 12:04:53,551 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2018-09-18 12:04:54,401 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2018-09-18 12:04:55,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:04:55,925 INFO L93 Difference]: Finished difference Result 17303 states and 18417 transitions. [2018-09-18 12:04:55,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-09-18 12:04:55,925 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1467 [2018-09-18 12:04:55,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:04:55,946 INFO L225 Difference]: With dead ends: 17303 [2018-09-18 12:04:55,946 INFO L226 Difference]: Without dead ends: 9785 [2018-09-18 12:04:55,966 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5942 GetRequests, 5885 SyntacticMatches, 6 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=656, Invalid=2100, Unknown=0, NotChecked=0, Total=2756 [2018-09-18 12:04:55,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9785 states. [2018-09-18 12:04:56,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9785 to 9365. [2018-09-18 12:04:56,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9365 states. [2018-09-18 12:04:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 9711 transitions. [2018-09-18 12:04:56,147 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 9711 transitions. Word has length 1467 [2018-09-18 12:04:56,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:04:56,148 INFO L480 AbstractCegarLoop]: Abstraction has 9365 states and 9711 transitions. [2018-09-18 12:04:56,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-18 12:04:56,148 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 9711 transitions. [2018-09-18 12:04:56,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1534 [2018-09-18 12:04:56,182 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:04:56,183 INFO L376 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 12:04:56,184 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:04:56,185 INFO L82 PathProgramCache]: Analyzing trace with hash -2078494886, now seen corresponding path program 1 times [2018-09-18 12:04:56,185 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:04:56,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:56,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:56,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:04:56,186 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:04:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:58,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4170 backedges. 864 proven. 397 refuted. 0 times theorem prover too weak. 2909 trivial. 0 not checked. [2018-09-18 12:04:58,773 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:04:58,773 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 12:04:58,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:04:58,784 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:04:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:04:59,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:05:00,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4170 backedges. 1182 proven. 0 refuted. 0 times theorem prover too weak. 2988 trivial. 0 not checked. [2018-09-18 12:05:00,246 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:05:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4170 backedges. 440 proven. 1099 refuted. 0 times theorem prover too weak. 2631 trivial. 0 not checked. [2018-09-18 12:05:03,022 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-18 12:05:03,023 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [11, 5] total 16 [2018-09-18 12:05:03,023 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 12:05:03,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 12:05:03,024 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 12:05:03,025 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2018-09-18 12:05:03,025 INFO L87 Difference]: Start difference. First operand 9365 states and 9711 transitions. Second operand 5 states. [2018-09-18 12:05:07,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:05:07,037 INFO L93 Difference]: Finished difference Result 19286 states and 19899 transitions. [2018-09-18 12:05:07,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 12:05:07,038 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1533 [2018-09-18 12:05:07,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:05:07,053 INFO L225 Difference]: With dead ends: 19286 [2018-09-18 12:05:07,054 INFO L226 Difference]: Without dead ends: 10265 [2018-09-18 12:05:07,066 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3080 GetRequests, 3063 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2018-09-18 12:05:07,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10265 states. [2018-09-18 12:05:07,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10265 to 9175. [2018-09-18 12:05:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9175 states. [2018-09-18 12:05:07,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9175 states to 9175 states and 9410 transitions. [2018-09-18 12:05:07,198 INFO L78 Accepts]: Start accepts. Automaton has 9175 states and 9410 transitions. Word has length 1533 [2018-09-18 12:05:07,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:05:07,199 INFO L480 AbstractCegarLoop]: Abstraction has 9175 states and 9410 transitions. [2018-09-18 12:05:07,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 12:05:07,199 INFO L276 IsEmpty]: Start isEmpty. Operand 9175 states and 9410 transitions. [2018-09-18 12:05:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1782 [2018-09-18 12:05:07,235 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 12:05:07,236 INFO L376 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 12:05:07,236 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 12:05:07,237 INFO L82 PathProgramCache]: Analyzing trace with hash -849027600, now seen corresponding path program 1 times [2018-09-18 12:05:07,237 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 12:05:07,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:05:07,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:05:07,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 12:05:07,238 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 12:05:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:05:08,774 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-18 12:05:10,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5605 backedges. 1050 proven. 397 refuted. 0 times theorem prover too weak. 4158 trivial. 0 not checked. [2018-09-18 12:05:10,555 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:05:10,556 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 12:05:10,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:05:10,565 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:05:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:05:11,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:05:11,498 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 16 [2018-09-18 12:05:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 5605 backedges. 2611 proven. 6 refuted. 0 times theorem prover too weak. 2988 trivial. 0 not checked. [2018-09-18 12:05:13,356 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:05:19,059 INFO L134 CoverageAnalysis]: Checked inductivity of 5605 backedges. 531 proven. 2443 refuted. 0 times theorem prover too weak. 2631 trivial. 0 not checked. [2018-09-18 12:05:19,080 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 12:05:19,081 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 18 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 18 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 12:05:19,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 12:05:19,096 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 12:05:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 12:05:20,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 12:05:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 5605 backedges. 2370 proven. 6 refuted. 0 times theorem prover too weak. 3229 trivial. 0 not checked. [2018-09-18 12:05:22,873 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 12:05:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5605 backedges. 533 proven. 2441 refuted. 0 times theorem prover too weak. 2631 trivial. 0 not checked. [2018-09-18 12:05:32,556 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 12:05:32,557 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 8, 7, 8] total 32 [2018-09-18 12:05:32,557 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 12:05:32,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-09-18 12:05:32,559 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-09-18 12:05:32,560 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=840, Unknown=0, NotChecked=0, Total=992 [2018-09-18 12:05:32,560 INFO L87 Difference]: Start difference. First operand 9175 states and 9410 transitions. Second operand 17 states. [2018-09-18 12:05:49,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 12:05:49,589 INFO L93 Difference]: Finished difference Result 22882 states and 23550 transitions. [2018-09-18 12:05:49,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-09-18 12:05:49,590 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 1781 [2018-09-18 12:05:49,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 12:05:49,591 INFO L225 Difference]: With dead ends: 22882 [2018-09-18 12:05:49,591 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 12:05:49,622 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7179 GetRequests, 7123 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=464, Invalid=2506, Unknown=0, NotChecked=0, Total=2970 [2018-09-18 12:05:49,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 12:05:49,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 12:05:49,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 12:05:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 12:05:49,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1781 [2018-09-18 12:05:49,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 12:05:49,623 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 12:05:49,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-09-18 12:05:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 12:05:49,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 12:05:49,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 12:05:49,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:49,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,404 WARN L178 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 279 [2018-09-18 12:05:50,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:50,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:51,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 12:05:52,296 WARN L178 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 279 [2018-09-18 12:05:52,648 WARN L178 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 19 [2018-09-18 12:05:54,651 WARN L178 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 259 DAG size of output: 78 [2018-09-18 12:05:57,412 WARN L178 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 270 DAG size of output: 88 [2018-09-18 12:05:59,928 WARN L178 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 290 DAG size of output: 94 [2018-09-18 12:06:02,962 WARN L178 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 312 DAG size of output: 103 [2018-09-18 12:06:04,552 WARN L178 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 259 DAG size of output: 78 [2018-09-18 12:06:04,570 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 12:06:04,570 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-09-18 12:06:04,570 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 12:06:04,570 INFO L426 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,570 INFO L426 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,571 INFO L426 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,572 INFO L426 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,573 INFO L426 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,573 INFO L422 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse16 (= ~a16~0 |old(~a16~0)|)) (.cse12 (= 8 |old(~a12~0)|)) (.cse15 (= |old(~a15~0)| ~a15~0)) (.cse17 (= ~a18~0 |old(~a18~0)|)) (.cse21 (= ~a16~0 10)) (.cse18 (= |old(~a12~0)| ~a12~0)) (.cse11 (= 4 |old(~a15~0)|)) (.cse19 (= 6 |old(~a12~0)|))) (let ((.cse5 (not .cse19)) (.cse7 (not .cse11)) (.cse14 (not (= 5 |old(~a12~0)|))) (.cse4 (and .cse15 .cse17 .cse21 .cse18)) (.cse6 (not (= 10 |old(~a16~0)|))) (.cse9 (not .cse12)) (.cse10 (and (= |old(~a16~0)| ~a16~0) .cse15 .cse18)) (.cse2 (not (= 9 |old(~a16~0)|))) (.cse13 (< |old(~a16~0)| 11)) (.cse20 (< |old(~a12~0)| 6)) (.cse8 (not (= 8 |old(~a16~0)|))) (.cse3 (< |old(~a15~0)| 4)) (.cse0 (and .cse15 .cse16 .cse17 .cse18)) (.cse1 (<= (+ |old(~a18~0)| 156) 0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse7 .cse8 .cse0 .cse5) (or .cse8 .cse9 .cse0 .cse3) (or .cse10 .cse8 .cse11 .cse12) (or .cse12 .cse0 .cse2 .cse3) (or (or .cse13 .cse14 .cse11) (and (and .cse15 .cse16 .cse17) .cse18) (not (= 83 |old(~a18~0)|))) (or .cse7 .cse8 .cse14 .cse0) (or .cse19 .cse8 .cse0 .cse20 .cse1 .cse3) (or .cse4 (< 5 |old(~a12~0)|) .cse6 .cse3) (or .cse8 (not (= 3 |old(~a15~0)|)) .cse9 (and .cse16 (= 3 ~a15~0) .cse17 .cse18) .cse1) (or (not (= (+ |old(~a18~0)| 87) 0)) (or .cse13 .cse11) .cse0) (or .cse11 .cse10 .cse2) (or .cse19 .cse13 .cse11 .cse20 .cse0) (or .cse0 .cse8 (not (= 7 |old(~a12~0)|)) .cse3) (or .cse0 .cse11 (< |old(~a16~0)| 12) .cse1) (or (and .cse21 .cse15 .cse18) .cse11 (not (= |old(~a16~0)| 10)))))) [2018-09-18 12:06:04,573 INFO L426 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,573 INFO L426 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,573 INFO L426 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,574 INFO L426 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,575 INFO L426 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L422 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse2 (= 4 |old(~a15~0)|)) (.cse3 (= |old(~a15~0)| ~a15~0)) (.cse5 (= ~a18~0 |old(~a18~0)|)) (.cse21 (= ~a16~0 10)) (.cse6 (= |old(~a12~0)| ~a12~0)) (.cse20 (= 8 |old(~a12~0)|)) (.cse17 (= 6 |old(~a12~0)|))) (let ((.cse14 (not .cse17)) (.cse16 (not .cse20)) (.cse13 (and .cse3 .cse5 .cse21 .cse6)) (.cse12 (< |old(~a15~0)| 4)) (.cse19 (and (= |old(~a16~0)| ~a16~0) .cse3 .cse6)) (.cse11 (not (= 9 |old(~a16~0)|))) (.cse0 (< |old(~a16~0)| 11)) (.cse18 (< |old(~a12~0)| 6)) (.cse7 (not .cse2)) (.cse8 (not (= 8 |old(~a16~0)|))) (.cse1 (not (= 5 |old(~a12~0)|))) (.cse9 (and .cse3 .cse4 .cse5 .cse6)) (.cse10 (<= (+ |old(~a18~0)| 156) 0)) (.cse15 (not (= 10 |old(~a16~0)|)))) (and (or .cse0 .cse1 .cse2 (and (and .cse3 .cse4 .cse5) .cse6) (not (= 83 |old(~a18~0)|))) (or .cse7 .cse8 .cse1 (or (not (= calculate_output_~input 3)) (<= ~a18~0 134))) (or .cse9 .cse10 .cse11 .cse12) (or .cse13 .cse14 .cse15 .cse12) (or .cse7 .cse8 .cse9 .cse14) (or .cse8 .cse16 .cse9 .cse12) (or .cse17 .cse8 .cse18 .cse9 .cse10 .cse12) (or .cse19 .cse8 .cse2 .cse20) (or .cse20 .cse9 .cse11 .cse12) (or .cse8 (not (= 3 |old(~a15~0)|)) .cse16 .cse10 (and .cse4 (= 3 ~a15~0) .cse5 .cse6)) (or (< 5 |old(~a12~0)|) .cse15 .cse13 .cse12) (or .cse8 (not (= 7 |old(~a12~0)|)) .cse9 .cse12) (or .cse2 .cse19 .cse11) (or .cse0 .cse2 (not (= (+ |old(~a18~0)| 87) 0)) .cse9) (or .cse17 .cse0 .cse2 .cse18 .cse9) (or .cse7 .cse8 (and (or (not (= calculate_output_~input 5)) (< 0 (+ ~a18~0 156))) .cse3 .cse4 .cse5 .cse6) .cse1) (or .cse9 .cse2 (< |old(~a16~0)| 12) .cse10) (or (and .cse21 .cse3 .cse6) .cse2 .cse15)))) [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-09-18 12:06:04,576 INFO L426 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,577 INFO L426 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-18 12:06:04,578 INFO L426 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 172) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-09-18 12:06:04,579 INFO L426 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-09-18 12:06:04,580 INFO L426 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,581 INFO L426 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,582 INFO L426 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,583 INFO L426 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L426 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,584 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse15 (= ~a16~0 |old(~a16~0)|)) (.cse21 (= |old(~a15~0)| ~a15~0)) (.cse16 (= ~a18~0 |old(~a18~0)|)) (.cse20 (= ~a16~0 10)) (.cse17 (= |old(~a12~0)| ~a12~0)) (.cse11 (= 4 |old(~a15~0)|)) (.cse12 (= 8 |old(~a12~0)|)) (.cse18 (= 6 |old(~a12~0)|))) (let ((.cse5 (not .cse18)) (.cse9 (not .cse12)) (.cse7 (not .cse11)) (.cse14 (not (= 5 |old(~a12~0)|))) (.cse4 (and .cse21 .cse16 .cse20 .cse17)) (.cse10 (and (= |old(~a16~0)| ~a16~0) .cse21 .cse17)) (.cse2 (not (= 9 |old(~a16~0)|))) (.cse13 (< |old(~a16~0)| 11)) (.cse19 (< |old(~a12~0)| 6)) (.cse8 (not (= 8 |old(~a16~0)|))) (.cse3 (< |old(~a15~0)| 4)) (.cse0 (and .cse21 .cse15 .cse16 .cse17)) (.cse1 (<= (+ |old(~a18~0)| 156) 0)) (.cse6 (not (= 10 |old(~a16~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse7 .cse8 .cse0 .cse5) (or .cse8 .cse9 .cse0 .cse3) (or .cse10 .cse8 .cse11 .cse12) (or .cse13 .cse14 .cse0 .cse11 (not (= 83 |old(~a18~0)|))) (or .cse12 .cse0 .cse2 .cse3) (or .cse8 (not (= 3 |old(~a15~0)|)) .cse9 .cse1 (and .cse15 (= 3 ~a15~0) .cse16 .cse17)) (or .cse7 .cse8 .cse14 .cse0) (or .cse18 .cse8 .cse0 .cse19 .cse1 .cse3) (or .cse4 (< 5 |old(~a12~0)|) .cse6 .cse3) (or .cse13 .cse11 (not (= (+ |old(~a18~0)| 87) 0)) .cse0) (or .cse11 .cse10 .cse2) (or .cse18 .cse13 .cse11 .cse19 .cse0) (or .cse0 .cse8 (not (= 7 |old(~a12~0)|)) .cse3) (or .cse0 .cse11 (< |old(~a16~0)| 12) .cse1) (or (and .cse20 .cse21 .cse17) .cse11 .cse6)))) [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,585 INFO L426 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,586 INFO L426 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-18 12:06:04,587 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,588 INFO L426 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,589 INFO L426 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,590 INFO L426 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,591 INFO L426 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,592 INFO L426 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,593 INFO L426 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,594 INFO L426 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,595 INFO L426 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,596 INFO L426 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-09-18 12:06:04,597 INFO L426 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,598 INFO L426 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,599 INFO L426 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-18 12:06:04,600 INFO L426 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-09-18 12:06:04,601 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 12:06:04,602 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 11 ~a16~0) (not (= ~a15~0 4)) (not (= ~a16~0 12)) (<= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-09-18 12:06:04,602 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 12:06:04,602 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 12:06:04,603 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (= 12 |old(~a16~0)|) (< |old(~a16~0)| 11) (= 4 |old(~a15~0)|) (not (= (+ |old(~a18~0)| 87) 0)) (< 5 |old(~a12~0)|) (and (= |old(~a15~0)| ~a15~0) (= ~a16~0 |old(~a16~0)|) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0))) [2018-09-18 12:06:04,603 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-09-18 12:06:04,603 INFO L422 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse1 (= |old(~a16~0)| ~a16~0)) (.cse0 (not (= ~a12~0 6))) (.cse4 (<= 6 ~a12~0)) (.cse6 (not (= ~a12~0 8))) (.cse8 (= 9 ~a16~0)) (.cse12 (= 6 ~a12~0)) (.cse14 (= ~a16~0 10)) (.cse11 (= |old(~a12~0)| ~a12~0)) (.cse13 (<= 12 ~a16~0)) (.cse3 (not (= ~a15~0 4))) (.cse5 (= 8 ~a16~0)) (.cse7 (< 0 (+ ~a18~0 156))) (.cse9 (= ~a15~0 |old(~a15~0)|)) (.cse2 (= 5 |old(~a12~0)|)) (.cse10 (= ~a16~0 |old(~a16~0)|))) (or (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 12 |old(~a16~0)|) (and .cse2 .cse5 .cse6 .cse7 .cse4) (and (and .cse2 .cse8) .cse7) (and .cse9 .cse10 (= ~a18~0 |old(~a18~0)|) .cse11) (and .cse2 .cse5 (<= 4 ~a15~0) (<= ~a12~0 8) .cse4) (and .cse5 .cse3 .cse6) (and (and .cse2 .cse12 .cse3 .cse1) (= (+ ~a18~0 87) 0)) (and .cse13 .cse2 .cse0 .cse3 .cse4) (and .cse8 .cse2 .cse6) (< 5 |old(~a12~0)|) (and .cse8 .cse3) (and .cse2 (<= ~a12~0 5) .cse14) (< |old(~a16~0)| 11) (and .cse3 .cse14) (and .cse2 .cse12 .cse14) (and .cse5 .cse2 .cse11) (and .cse13 .cse2 .cse3 .cse7) (and .cse5 (= 3 ~a15~0) .cse7) (= 4 |old(~a15~0)|) (and (= 5 ~a12~0) .cse9 .cse2 (= 83 ~a18~0) .cse10))) [2018-09-18 12:06:04,603 INFO L426 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-09-18 12:06:04,603 INFO L426 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-09-18 12:06:04,603 INFO L426 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-09-18 12:06:04,603 INFO L422 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse1 (= |old(~a16~0)| ~a16~0)) (.cse0 (not (= ~a12~0 6))) (.cse4 (<= 6 ~a12~0)) (.cse6 (not (= ~a12~0 8))) (.cse8 (= 9 ~a16~0)) (.cse12 (= 6 ~a12~0)) (.cse14 (= ~a16~0 10)) (.cse11 (= |old(~a12~0)| ~a12~0)) (.cse13 (<= 12 ~a16~0)) (.cse3 (not (= ~a15~0 4))) (.cse5 (= 8 ~a16~0)) (.cse7 (< 0 (+ ~a18~0 156))) (.cse9 (= ~a15~0 |old(~a15~0)|)) (.cse2 (= 5 |old(~a12~0)|)) (.cse10 (= ~a16~0 |old(~a16~0)|))) (or (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 12 |old(~a16~0)|) (and .cse2 .cse5 .cse6 .cse7 .cse4) (and (and .cse2 .cse8) .cse7) (and .cse9 .cse10 (= ~a18~0 |old(~a18~0)|) .cse11) (and .cse2 .cse5 (<= 4 ~a15~0) (<= ~a12~0 8) .cse4) (and .cse5 .cse3 .cse6) (and (and .cse2 .cse12 .cse3 .cse1) (= (+ ~a18~0 87) 0)) (and .cse13 .cse2 .cse0 .cse3 .cse4) (and .cse8 .cse2 .cse6) (< 5 |old(~a12~0)|) (and .cse8 .cse3) (and .cse2 (<= ~a12~0 5) .cse14) (< |old(~a16~0)| 11) (and .cse3 .cse14) (and .cse2 .cse12 .cse14) (and .cse5 .cse2 .cse11) (and .cse13 .cse2 .cse3 .cse7) (and .cse5 (= 3 ~a15~0) .cse7) (= 4 |old(~a15~0)|) (and (= 5 ~a12~0) .cse9 .cse2 (= 83 ~a18~0) .cse10))) [2018-09-18 12:06:04,604 INFO L426 ceAbstractionStarter]: For program point L1773-4(lines 1767 1783) no Hoare annotation was computed. [2018-09-18 12:06:04,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 12:06:04 BoogieIcfgContainer [2018-09-18 12:06:04,628 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 12:06:04,629 INFO L168 Benchmark]: Toolchain (without parser) took 199604.26 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -417.3 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-09-18 12:06:04,630 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 12:06:04,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-09-18 12:06:04,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-18 12:06:04,632 INFO L168 Benchmark]: Boogie Preprocessor took 460.89 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 806.4 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -958.0 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. [2018-09-18 12:06:04,633 INFO L168 Benchmark]: RCFGBuilder took 6099.40 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 261.6 MB). Peak memory consumption was 261.6 MB. Max. memory is 7.1 GB. [2018-09-18 12:06:04,633 INFO L168 Benchmark]: TraceAbstraction took 191721.12 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.8 GB). Free memory was 2.0 GB in the beginning and 1.8 GB in the end (delta: 152.2 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-09-18 12:06:04,638 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 1123.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 192.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 460.89 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 806.4 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -958.0 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6099.40 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 261.6 MB). Peak memory consumption was 261.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 191721.12 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.8 GB). Free memory was 2.0 GB in the beginning and 1.8 GB in the end (delta: 152.2 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 172]: 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: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(\old(a18) + 87 == 0) || ((((!(a12 == 6) && \old(a16) == a16) && 5 == \old(a12)) && !(a15 == 4)) && 6 <= a12)) || 12 == \old(a16)) || ((((5 == \old(a12) && 8 == a16) && !(a12 == 8)) && 0 < a18 + 156) && 6 <= a12)) || ((5 == \old(a12) && 9 == a16) && 0 < a18 + 156)) || (((a15 == \old(a15) && a16 == \old(a16)) && a18 == \old(a18)) && \old(a12) == a12)) || ((((5 == \old(a12) && 8 == a16) && 4 <= a15) && a12 <= 8) && 6 <= a12)) || ((8 == a16 && !(a15 == 4)) && !(a12 == 8))) || ((((5 == \old(a12) && 6 == a12) && !(a15 == 4)) && \old(a16) == a16) && a18 + 87 == 0)) || ((((12 <= a16 && 5 == \old(a12)) && !(a12 == 6)) && !(a15 == 4)) && 6 <= a12)) || ((9 == a16 && 5 == \old(a12)) && !(a12 == 8))) || 5 < \old(a12)) || (9 == a16 && !(a15 == 4))) || ((5 == \old(a12) && a12 <= 5) && a16 == 10)) || \old(a16) < 11) || (!(a15 == 4) && a16 == 10)) || ((5 == \old(a12) && 6 == a12) && a16 == 10)) || ((8 == a16 && 5 == \old(a12)) && \old(a12) == a12)) || (((12 <= a16 && 5 == \old(a12)) && !(a15 == 4)) && 0 < a18 + 156)) || ((8 == a16 && 3 == a15) && 0 < a18 + 156)) || 4 == \old(a15)) || ((((5 == a12 && a15 == \old(a15)) && 5 == \old(a12)) && 83 == a18) && a16 == \old(a16)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. SAFE Result, 191.6s OverallTime, 16 OverallIterations, 10 TraceHistogramMax, 100.5s AutomataDifference, 0.0s DeadEndRemovalTime, 14.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2835 SDtfs, 29471 SDslu, 2875 SDs, 0 SdLazy, 63950 SolverSat, 8590 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 78.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33842 GetRequests, 33515 SyntacticMatches, 46 SemanticMatches, 281 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2378 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16196occurred in iteration=10, 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: 2.9s AutomataMinimizationTime, 16 MinimizatonAttempts, 2490 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1813 PreInvPairs, 2646 NumberOfFragments, 1940 HoareAnnotationTreeSize, 1813 FomulaSimplifications, 76634 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 27717 FormulaSimplificationTreeSizeReductionInter, 12.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 52.1s InterpolantComputationTime, 28541 NumberOfCodeBlocks, 28541 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 45234 ConstructedInterpolants, 0 QuantifiedInterpolants, 194450562 SizeOfPredicates, 18 NumberOfNonLiveVariables, 22155 ConjunctsInSsa, 146 ConjunctsInUnsatCore, 50 InterpolantComputations, 13 PerfectInterpolantSequences, 89868/99706 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/Problem16_label11_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_12-06-04-667.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem16_label11_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_12-06-04-667.csv Received shutdown request...