java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 15:56:39,019 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 15:56:39,021 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 15:56:39,033 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 15:56:39,034 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 15:56:39,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 15:56:39,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 15:56:39,038 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 15:56:39,040 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 15:56:39,040 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 15:56:39,041 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 15:56:39,042 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 15:56:39,043 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 15:56:39,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 15:56:39,045 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 15:56:39,046 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 15:56:39,050 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 15:56:39,055 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 15:56:39,060 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 15:56:39,064 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 15:56:39,066 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 15:56:39,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 15:56:39,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 15:56:39,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 15:56:39,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 15:56:39,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 15:56:39,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 15:56:39,077 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 15:56:39,078 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 15:56:39,079 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 15:56:39,079 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 15:56:39,080 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 15:56:39,080 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 15:56:39,080 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 15:56:39,081 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 15:56:39,082 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 15:56:39,082 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 [2018-09-14 15:56:39,096 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 15:56:39,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 15:56:39,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 15:56:39,098 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 15:56:39,098 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 15:56:39,098 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 15:56:39,098 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 15:56:39,099 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 15:56:39,099 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 15:56:39,099 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 15:56:39,099 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 15:56:39,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 15:56:39,100 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 15:56:39,100 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 15:56:39,101 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 15:56:39,101 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 15:56:39,101 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 15:56:39,101 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 15:56:39,101 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 15:56:39,102 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 15:56:39,102 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 15:56:39,102 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 15:56:39,102 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 15:56:39,102 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:56:39,103 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 15:56:39,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 15:56:39,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 15:56:39,103 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 15:56:39,104 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 15:56:39,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 15:56:39,104 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 15:56:39,104 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 15:56:39,104 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 15:56:39,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 15:56:39,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 15:56:39,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 15:56:39,180 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 15:56:39,180 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 15:56:39,181 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-09-14 15:56:39,555 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df1e20ba6/0ee2b8fbf2cd4e5385b5b3f3cb556e62/FLAG142edb26e [2018-09-14 15:56:39,809 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 15:56:39,809 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-09-14 15:56:39,821 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df1e20ba6/0ee2b8fbf2cd4e5385b5b3f3cb556e62/FLAG142edb26e [2018-09-14 15:56:39,837 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df1e20ba6/0ee2b8fbf2cd4e5385b5b3f3cb556e62 [2018-09-14 15:56:39,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 15:56:39,852 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 15:56:39,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 15:56:39,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 15:56:39,860 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 15:56:39,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:56:39" (1/1) ... [2018-09-14 15:56:39,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b894ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:39, skipping insertion in model container [2018-09-14 15:56:39,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:56:39" (1/1) ... [2018-09-14 15:56:39,876 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 15:56:40,438 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:56:40,458 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 15:56:40,575 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:56:40,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40 WrapperNode [2018-09-14 15:56:40,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 15:56:40,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 15:56:40,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 15:56:40,615 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 15:56:40,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 15:56:40,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 15:56:40,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 15:56:40,720 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 15:56:40,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (1/1) ... [2018-09-14 15:56:40,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 15:56:40,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 15:56:40,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 15:56:40,957 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 15:56:40,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (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 [2018-09-14 15:56:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 15:56:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 15:56:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 15:56:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 15:56:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 15:56:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 15:56:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 15:56:41,036 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 15:56:44,361 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 15:56:44,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:56:44 BoogieIcfgContainer [2018-09-14 15:56:44,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 15:56:44,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 15:56:44,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 15:56:44,368 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 15:56:44,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 03:56:39" (1/3) ... [2018-09-14 15:56:44,369 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a41b224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:56:44, skipping insertion in model container [2018-09-14 15:56:44,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:56:40" (2/3) ... [2018-09-14 15:56:44,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a41b224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:56:44, skipping insertion in model container [2018-09-14 15:56:44,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:56:44" (3/3) ... [2018-09-14 15:56:44,372 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-09-14 15:56:44,383 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 15:56:44,393 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 15:56:44,454 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 15:56:44,455 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 15:56:44,455 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 15:56:44,455 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 15:56:44,455 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 15:56:44,455 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 15:56:44,456 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 15:56:44,456 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 15:56:44,456 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 15:56:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-09-14 15:56:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-14 15:56:44,497 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:56:44,500 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:56:44,501 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:56:44,505 INFO L82 PathProgramCache]: Analyzing trace with hash -5660128, now seen corresponding path program 1 times [2018-09-14 15:56:44,508 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:56:44,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:44,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:44,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:44,557 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:56:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:45,171 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 15:56:45,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:56:45,312 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:56:45,312 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-14 15:56:45,313 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:56:45,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:56:45,338 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:56:45,339 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 15:56:45,343 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-09-14 15:56:46,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:56:46,709 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-09-14 15:56:46,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:56:46,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-09-14 15:56:46,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:56:46,731 INFO L225 Difference]: With dead ends: 550 [2018-09-14 15:56:46,732 INFO L226 Difference]: Without dead ends: 340 [2018-09-14 15:56:46,739 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 15:56:46,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-09-14 15:56:46,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-09-14 15:56:46,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-09-14 15:56:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-09-14 15:56:46,816 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 110 [2018-09-14 15:56:46,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:56:46,817 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-09-14 15:56:46,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:56:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-09-14 15:56:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-14 15:56:46,824 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:56:46,825 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:56:46,825 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:56:46,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1086899647, now seen corresponding path program 1 times [2018-09-14 15:56:46,826 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:56:46,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:46,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:46,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:46,828 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:56:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:47,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:56:47,037 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:56:47,038 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 15:56:47,038 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:56:47,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 15:56:47,040 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 15:56:47,040 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 15:56:47,041 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-09-14 15:56:49,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:56:49,137 INFO L93 Difference]: Finished difference Result 1075 states and 1784 transitions. [2018-09-14 15:56:49,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 15:56:49,141 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-09-14 15:56:49,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:56:49,150 INFO L225 Difference]: With dead ends: 1075 [2018-09-14 15:56:49,150 INFO L226 Difference]: Without dead ends: 741 [2018-09-14 15:56:49,156 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 [2018-09-14 15:56:49,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-09-14 15:56:49,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-09-14 15:56:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-09-14 15:56:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1120 transitions. [2018-09-14 15:56:49,212 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1120 transitions. Word has length 121 [2018-09-14 15:56:49,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:56:49,213 INFO L480 AbstractCegarLoop]: Abstraction has 724 states and 1120 transitions. [2018-09-14 15:56:49,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 15:56:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1120 transitions. [2018-09-14 15:56:49,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-14 15:56:49,223 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:56:49,227 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:56:49,227 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:56:49,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1300275949, now seen corresponding path program 1 times [2018-09-14 15:56:49,228 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:56:49,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:49,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:49,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:49,230 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:56:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:49,795 WARN L178 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-14 15:56:50,042 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:56:50,042 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:56:50,043 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:56:50,043 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:56:50,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:56:50,044 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:56:50,044 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:56:50,045 INFO L87 Difference]: Start difference. First operand 724 states and 1120 transitions. Second operand 5 states. [2018-09-14 15:56:52,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:56:52,093 INFO L93 Difference]: Finished difference Result 1578 states and 2483 transitions. [2018-09-14 15:56:52,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:56:52,094 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2018-09-14 15:56:52,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:56:52,102 INFO L225 Difference]: With dead ends: 1578 [2018-09-14 15:56:52,102 INFO L226 Difference]: Without dead ends: 721 [2018-09-14 15:56:52,105 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:56:52,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-09-14 15:56:52,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-09-14 15:56:52,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-09-14 15:56:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1044 transitions. [2018-09-14 15:56:52,147 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1044 transitions. Word has length 122 [2018-09-14 15:56:52,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:56:52,147 INFO L480 AbstractCegarLoop]: Abstraction has 721 states and 1044 transitions. [2018-09-14 15:56:52,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:56:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1044 transitions. [2018-09-14 15:56:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-14 15:56:52,155 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:56:52,155 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:56:52,157 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:56:52,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1606009355, now seen corresponding path program 1 times [2018-09-14 15:56:52,157 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:56:52,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:52,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:52,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:52,159 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:56:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:52,480 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:56:52,481 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:56:52,481 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 15:56:52,481 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:56:52,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 15:56:52,482 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 15:56:52,482 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 15:56:52,482 INFO L87 Difference]: Start difference. First operand 721 states and 1044 transitions. Second operand 4 states. [2018-09-14 15:56:54,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:56:54,688 INFO L93 Difference]: Finished difference Result 1708 states and 2510 transitions. [2018-09-14 15:56:54,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:56:54,692 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2018-09-14 15:56:54,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:56:54,698 INFO L225 Difference]: With dead ends: 1708 [2018-09-14 15:56:54,698 INFO L226 Difference]: Without dead ends: 993 [2018-09-14 15:56:54,702 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 [2018-09-14 15:56:54,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2018-09-14 15:56:54,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 993. [2018-09-14 15:56:54,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-09-14 15:56:54,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1361 transitions. [2018-09-14 15:56:54,732 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1361 transitions. Word has length 126 [2018-09-14 15:56:54,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:56:54,732 INFO L480 AbstractCegarLoop]: Abstraction has 993 states and 1361 transitions. [2018-09-14 15:56:54,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 15:56:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1361 transitions. [2018-09-14 15:56:54,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-14 15:56:54,737 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:56:54,737 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:56:54,737 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:56:54,738 INFO L82 PathProgramCache]: Analyzing trace with hash -1591148603, now seen corresponding path program 1 times [2018-09-14 15:56:54,738 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:56:54,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:54,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:54,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:54,739 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:56:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 72 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-14 15:56:55,146 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:56:55,146 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 [2018-09-14 15:56:55,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:55,156 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:56:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:55,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:56:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-09-14 15:56:55,471 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:56:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-09-14 15:56:55,688 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 15:56:55,689 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-09-14 15:56:55,689 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:56:55,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:56:55,690 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:56:55,690 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-14 15:56:55,690 INFO L87 Difference]: Start difference. First operand 993 states and 1361 transitions. Second operand 3 states. [2018-09-14 15:56:57,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:56:57,540 INFO L93 Difference]: Finished difference Result 2722 states and 3776 transitions. [2018-09-14 15:56:57,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:56:57,541 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2018-09-14 15:56:57,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:56:57,551 INFO L225 Difference]: With dead ends: 2722 [2018-09-14 15:56:57,551 INFO L226 Difference]: Without dead ends: 1735 [2018-09-14 15:56:57,556 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 342 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-14 15:56:57,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2018-09-14 15:56:57,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1722. [2018-09-14 15:56:57,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1722 states. [2018-09-14 15:56:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1722 states and 2293 transitions. [2018-09-14 15:56:57,605 INFO L78 Accepts]: Start accepts. Automaton has 1722 states and 2293 transitions. Word has length 172 [2018-09-14 15:56:57,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:56:57,606 INFO L480 AbstractCegarLoop]: Abstraction has 1722 states and 2293 transitions. [2018-09-14 15:56:57,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:56:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2293 transitions. [2018-09-14 15:56:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-14 15:56:57,615 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:56:57,615 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:56:57,615 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:56:57,615 INFO L82 PathProgramCache]: Analyzing trace with hash -2118144579, now seen corresponding path program 1 times [2018-09-14 15:56:57,616 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:56:57,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:57,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:57,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:56:57,617 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:56:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:58,160 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-14 15:56:58,193 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 76 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-14 15:56:58,194 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:56:58,194 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 [2018-09-14 15:56:58,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:58,201 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:56:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:58,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:56:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 66 proven. 25 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-14 15:56:58,424 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:56:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-14 15:56:58,914 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:56:58,914 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 [2018-09-14 15:56:58,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:56:58,932 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:56:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:56:59,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:56:59,206 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 66 proven. 25 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-14 15:56:59,206 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:56:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-09-14 15:56:59,369 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:56:59,370 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4, 4, 4] total 13 [2018-09-14 15:56:59,370 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:56:59,374 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-14 15:56:59,374 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-14 15:56:59,375 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-09-14 15:56:59,375 INFO L87 Difference]: Start difference. First operand 1722 states and 2293 transitions. Second operand 8 states. [2018-09-14 15:57:03,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:57:03,450 INFO L93 Difference]: Finished difference Result 5005 states and 6882 transitions. [2018-09-14 15:57:03,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-09-14 15:57:03,451 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 176 [2018-09-14 15:57:03,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:57:03,469 INFO L225 Difference]: With dead ends: 5005 [2018-09-14 15:57:03,469 INFO L226 Difference]: Without dead ends: 3289 [2018-09-14 15:57:03,479 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 737 GetRequests, 708 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=173, Invalid=583, Unknown=0, NotChecked=0, Total=756 [2018-09-14 15:57:03,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3289 states. [2018-09-14 15:57:03,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3289 to 3027. [2018-09-14 15:57:03,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3027 states. [2018-09-14 15:57:03,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 3027 states and 3848 transitions. [2018-09-14 15:57:03,579 INFO L78 Accepts]: Start accepts. Automaton has 3027 states and 3848 transitions. Word has length 176 [2018-09-14 15:57:03,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:57:03,579 INFO L480 AbstractCegarLoop]: Abstraction has 3027 states and 3848 transitions. [2018-09-14 15:57:03,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-14 15:57:03,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 3848 transitions. [2018-09-14 15:57:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-14 15:57:03,593 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:57:03,593 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:57:03,593 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:57:03,594 INFO L82 PathProgramCache]: Analyzing trace with hash 753050886, now seen corresponding path program 1 times [2018-09-14 15:57:03,594 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:57:03,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:57:03,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:57:03,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:57:03,595 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:57:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:57:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 107 proven. 28 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-09-14 15:57:03,787 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:57:03,788 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 [2018-09-14 15:57:03,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:57:03,795 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:57:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:57:03,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:57:04,164 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-14 15:57:04,165 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:57:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-14 15:57:04,719 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:57:04,719 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:57:04,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:57:04,747 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:57:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:57:04,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:57:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-14 15:57:05,248 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:57:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-09-14 15:57:05,655 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:57:05,656 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 18 [2018-09-14 15:57:05,656 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:57:05,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-14 15:57:05,657 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-14 15:57:05,658 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-09-14 15:57:05,658 INFO L87 Difference]: Start difference. First operand 3027 states and 3848 transitions. Second operand 9 states. [2018-09-14 15:57:09,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:57:09,738 INFO L93 Difference]: Finished difference Result 8677 states and 11384 transitions. [2018-09-14 15:57:09,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-14 15:57:09,739 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-09-14 15:57:09,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:57:09,767 INFO L225 Difference]: With dead ends: 8677 [2018-09-14 15:57:09,767 INFO L226 Difference]: Without dead ends: 5656 [2018-09-14 15:57:09,783 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 863 GetRequests, 826 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=291, Invalid=1191, Unknown=0, NotChecked=0, Total=1482 [2018-09-14 15:57:09,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5656 states. [2018-09-14 15:57:09,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5656 to 5236. [2018-09-14 15:57:09,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5236 states. [2018-09-14 15:57:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 6338 transitions. [2018-09-14 15:57:09,918 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 6338 transitions. Word has length 205 [2018-09-14 15:57:09,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:57:09,918 INFO L480 AbstractCegarLoop]: Abstraction has 5236 states and 6338 transitions. [2018-09-14 15:57:09,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-14 15:57:09,919 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 6338 transitions. [2018-09-14 15:57:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-09-14 15:57:09,932 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:57:09,932 INFO L376 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:57:09,932 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:57:09,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1813987248, now seen corresponding path program 1 times [2018-09-14 15:57:09,933 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:57:09,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:57:09,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:57:09,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:57:09,937 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:57:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:57:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-14 15:57:10,402 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:57:10,402 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 [2018-09-14 15:57:10,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:57:10,411 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:57:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:57:10,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:57:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-14 15:57:11,019 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:57:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-14 15:57:11,817 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:57:11,817 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:57:11,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:57:11,833 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:57:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:57:12,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:57:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-14 15:57:12,225 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:57:12,368 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-09-14 15:57:12,370 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:57:12,370 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 16 [2018-09-14 15:57:12,370 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:57:12,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-14 15:57:12,371 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-14 15:57:12,371 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2018-09-14 15:57:12,372 INFO L87 Difference]: Start difference. First operand 5236 states and 6338 transitions. Second operand 9 states. [2018-09-14 15:57:15,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:57:15,978 INFO L93 Difference]: Finished difference Result 11704 states and 14771 transitions. [2018-09-14 15:57:15,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-14 15:57:15,978 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 291 [2018-09-14 15:57:15,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:57:15,979 INFO L225 Difference]: With dead ends: 11704 [2018-09-14 15:57:15,979 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 15:57:16,028 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1206 GetRequests, 1169 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=243, Invalid=1089, Unknown=0, NotChecked=0, Total=1332 [2018-09-14 15:57:16,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 15:57:16,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 15:57:16,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 15:57:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 15:57:16,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 291 [2018-09-14 15:57:16,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:57:16,029 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 15:57:16,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-14 15:57:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 15:57:16,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 15:57:16,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 15:57:16,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,573 WARN L178 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 100 [2018-09-14 15:57:16,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:57:16,813 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 100 [2018-09-14 15:57:17,177 WARN L178 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2018-09-14 15:57:17,747 WARN L178 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 36 [2018-09-14 15:57:20,471 WARN L178 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 153 DAG size of output: 75 [2018-09-14 15:57:20,975 WARN L178 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 54 [2018-09-14 15:57:21,373 WARN L178 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 54 [2018-09-14 15:57:21,377 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:57:21,377 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (<= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-09-14 15:57:21,377 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:57:21,377 INFO L426 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,378 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-09-14 15:57:21,379 INFO L426 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-09-14 15:57:21,380 INFO L426 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-09-14 15:57:21,381 INFO L426 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-09-14 15:57:21,382 INFO L426 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,383 INFO L426 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-09-14 15:57:21,384 INFO L426 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,385 INFO L426 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-09-14 15:57:21,386 INFO L426 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,387 INFO L426 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-09-14 15:57:21,388 INFO L426 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,389 INFO L426 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-09-14 15:57:21,390 INFO L426 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,391 INFO L426 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-09-14 15:57:21,392 INFO L426 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-09-14 15:57:21,393 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse6 (= ~a7~0 |old(~a7~0)|)) (.cse8 (<= ~a17~0 |old(~a17~0)|)) (.cse9 (<= |old(~a8~0)| ~a8~0)) (.cse10 (= |old(~a16~0)| ~a16~0)) (.cse7 (= ~a20~0 |old(~a20~0)|)) (.cse11 (= ~a21~0 |old(~a21~0)|))) (let ((.cse2 (and .cse6 .cse8 .cse9 .cse10 .cse7 .cse11)) (.cse13 (< 0 |old(~a20~0)|)) (.cse15 (< |old(~a8~0)| 15)) (.cse16 (not (= 5 |old(~a16~0)|))) (.cse12 (< 0 |old(~a17~0)|)) (.cse17 (= 5 ~a16~0)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse5 (not (= 1 |old(~a20~0)|))) (.cse3 (not (= 4 |old(~a16~0)|))) (.cse14 (= 1 ~a21~0)) (.cse4 (not (= 8 ~a12~0))) (.cse1 (= 1 |old(~a7~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4) (or (or .cse4 (< 0 |old(~a21~0)|)) (and (and .cse6 .cse7) .cse8 .cse9 .cse10 .cse11)) (or (= 6 |old(~a16~0)|) .cse0 .cse2 .cse4 .cse12 .cse13) (or .cse0 .cse1 (and .cse8 .cse10 .cse6 .cse9 .cse14 .cse7) .cse4 .cse15 .cse13) (or .cse0 .cse1 .cse16 .cse4 (and .cse8 .cse6 .cse9 .cse14 .cse7 .cse17) .cse15) (or .cse0 .cse16 .cse4 .cse12 (and .cse6 .cse8 .cse9 .cse7 .cse17 .cse11)) (or .cse0 .cse5 .cse3 (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse10 .cse14 (= 1 ~a17~0)) .cse4 (not .cse1) (not (= 13 |old(~a8~0)|)) (not (= 1 |old(~a17~0)|)))))) [2018-09-14 15:57:21,393 INFO L426 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-09-14 15:57:21,393 INFO L426 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,393 INFO L426 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,393 INFO L426 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,393 INFO L426 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,393 INFO L426 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-09-14 15:57:21,394 INFO L426 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,395 INFO L426 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-09-14 15:57:21,396 INFO L426 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-09-14 15:57:21,397 INFO L426 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-09-14 15:57:21,398 INFO L426 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:57:21,399 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (<= 15 ~a8~0) (= 1 ~a20~0) (= 1 ~a21~0) (= ~a12~0 8) (= 5 ~a16~0)) [2018-09-14 15:57:21,399 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 15:57:21,399 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:57:21,400 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (and (<= ~a17~0 |old(~a17~0)|) (= ~a7~0 |old(~a7~0)|) (<= |old(~a8~0)| ~a8~0) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|) (= 5 ~a16~0)) (< |old(~a8~0)| 15)) [2018-09-14 15:57:21,400 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-09-14 15:57:21,400 INFO L422 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse4 (= 4 ~a16~0)) (.cse2 (= 5 ~a16~0)) (.cse1 (<= 15 ~a8~0)) (.cse0 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse5 (= 1 ~a21~0)) (.cse6 (<= ~a17~0 0)) (.cse7 (<= ~a20~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 (= ~a21~0 |old(~a21~0)|) .cse2) (and .cse3 (= 13 ~a8~0) .cse4 .cse5 (= 1 ~a17~0)) (not (= 8 ~a12~0)) (<= ~a21~0 0) (< |old(~a8~0)| 15) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse0 .cse4 .cse5) (and .cse5 .cse6 .cse2) (and .cse0 .cse1 .cse5 .cse7) (and .cse0 .cse3 .cse5) (and (not (= ~a16~0 6)) .cse5 .cse6 .cse7))) [2018-09-14 15:57:21,400 INFO L426 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-09-14 15:57:21,400 INFO L426 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-09-14 15:57:21,400 INFO L426 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-09-14 15:57:21,401 INFO L422 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse4 (= 4 ~a16~0)) (.cse2 (= 5 ~a16~0)) (.cse1 (<= 15 ~a8~0)) (.cse0 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse5 (= 1 ~a21~0)) (.cse6 (<= ~a17~0 0)) (.cse7 (<= ~a20~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 (= ~a21~0 |old(~a21~0)|) .cse2) (and .cse3 (= 13 ~a8~0) .cse4 .cse5 (= 1 ~a17~0)) (not (= 8 ~a12~0)) (<= ~a21~0 0) (< |old(~a8~0)| 15) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse0 .cse4 .cse5) (and .cse5 .cse6 .cse2) (and .cse0 .cse1 .cse5 .cse7) (and .cse0 .cse3 .cse5) (and (not (= ~a16~0 6)) .cse5 .cse6 .cse7))) [2018-09-14 15:57:21,401 INFO L426 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-09-14 15:57:21,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 03:57:21 BoogieIcfgContainer [2018-09-14 15:57:21,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 15:57:21,421 INFO L168 Benchmark]: Toolchain (without parser) took 41571.37 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -438.2 MB). Peak memory consumption was 732.0 MB. Max. memory is 7.1 GB. [2018-09-14 15:57:21,422 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:57:21,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 760.74 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-14 15:57:21,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-14 15:57:21,424 INFO L168 Benchmark]: Boogie Preprocessor took 233.12 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2018-09-14 15:57:21,425 INFO L168 Benchmark]: RCFGBuilder took 3405.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 7.1 GB. [2018-09-14 15:57:21,426 INFO L168 Benchmark]: TraceAbstraction took 37057.27 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 426.2 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 232.8 MB). Peak memory consumption was 659.0 MB. Max. memory is 7.1 GB. [2018-09-14 15:57:21,432 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 760.74 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 105.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 233.12 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 744.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3405.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37057.27 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 426.2 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 232.8 MB). Peak memory consumption was 659.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == \old(a21)) || (((!(a7 == 1) && 15 <= a8) && a21 == \old(a21)) && 5 == a16)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || a21 <= 0) || \old(a8) < 15) || 1 == \old(a7)) || !(1 == \old(a20))) || !(5 == \old(a16))) || ((!(a7 == 1) && 4 == a16) && 1 == a21)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && a20 <= 0)) || ((!(a7 == 1) && 1 == a20) && 1 == a21)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 36.9s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 21.5s AutomataDifference, 0.0s DeadEndRemovalTime, 5.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1028 SDtfs, 5937 SDslu, 1180 SDs, 0 SdLazy, 8869 SolverSat, 1806 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3184 GetRequests, 3055 SyntacticMatches, 13 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5236occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 712 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 205 PreInvPairs, 455 NumberOfFragments, 619 HoareAnnotationTreeSize, 205 FomulaSimplifications, 35784 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6276 FormulaSimplificationTreeSizeReductionInter, 4.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 2839 NumberOfCodeBlocks, 2839 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4333 ConstructedInterpolants, 0 QuantifiedInterpolants, 1930870 SizeOfPredicates, 9 NumberOfNonLiveVariables, 4082 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 22 InterpolantComputations, 6 PerfectInterpolantSequences, 3640/3770 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label26_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_15-57-21-463.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label26_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_15-57-21-463.csv Received shutdown request...