java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label44_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 02:26:22,343 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 02:26:22,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 02:26:22,357 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 02:26:22,358 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 02:26:22,359 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 02:26:22,360 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 02:26:22,362 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 02:26:22,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 02:26:22,367 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 02:26:22,368 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 02:26:22,368 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 02:26:22,369 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 02:26:22,370 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 02:26:22,372 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 02:26:22,373 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 02:26:22,373 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 02:26:22,375 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 02:26:22,377 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 02:26:22,379 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 02:26:22,380 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 02:26:22,381 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 02:26:22,384 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-27 02:26:22,390 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 02:26:22,390 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 02:26:22,391 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 02:26:22,392 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 02:26:22,392 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-27 02:26:22,422 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 02:26:22,422 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 02:26:22,423 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 02:26:22,423 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 02:26:22,423 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 02:26:22,424 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 02:26:22,424 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 02:26:22,424 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 02:26:22,424 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 02:26:22,424 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 02:26:22,424 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 02:26:22,425 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 02:26:22,428 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 02:26:22,429 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 02:26:22,429 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 02:26:22,429 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 02:26:22,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 02:26:22,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 02:26:22,430 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 02:26:22,431 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 02:26:22,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 02:26:22,432 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 02:26:22,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 02:26:22,432 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 02:26:22,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 02:26:22,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 02:26:22,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 02:26:22,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 02:26:22,433 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 02:26:22,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 02:26:22,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 02:26:22,434 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 02:26:22,434 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 02:26:22,434 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 02:26:22,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 02:26:22,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 02:26:22,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 02:26:22,514 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 02:26:22,514 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 02:26:22,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label44_true-unreach-call.c [2018-10-27 02:26:22,578 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/48d726de5/315d3637643545d5aa3221ab92d909a6/FLAGecad8330c [2018-10-27 02:26:23,111 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 02:26:23,112 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label44_true-unreach-call.c [2018-10-27 02:26:23,127 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/48d726de5/315d3637643545d5aa3221ab92d909a6/FLAGecad8330c [2018-10-27 02:26:23,154 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/48d726de5/315d3637643545d5aa3221ab92d909a6 [2018-10-27 02:26:23,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 02:26:23,180 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 02:26:23,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 02:26:23,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 02:26:23,189 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 02:26:23,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:23,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498cb451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23, skipping insertion in model container [2018-10-27 02:26:23,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:23,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 02:26:23,262 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 02:26:23,673 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 02:26:23,677 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 02:26:23,817 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 02:26:23,843 INFO L193 MainTranslator]: Completed translation [2018-10-27 02:26:23,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23 WrapperNode [2018-10-27 02:26:23,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 02:26:23,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 02:26:23,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 02:26:23,846 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 02:26:23,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:23,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 02:26:24,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 02:26:24,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 02:26:24,035 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 02:26:24,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... [2018-10-27 02:26:24,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 02:26:24,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 02:26:24,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 02:26:24,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 02:26:24,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-27 02:26:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 02:26:24,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 02:26:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 02:26:24,218 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 02:26:24,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 02:26:24,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 02:26:24,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 02:26:24,220 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 02:26:27,425 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 02:26:27,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:26:27 BoogieIcfgContainer [2018-10-27 02:26:27,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 02:26:27,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 02:26:27,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 02:26:27,431 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 02:26:27,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 02:26:23" (1/3) ... [2018-10-27 02:26:27,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52add7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:26:27, skipping insertion in model container [2018-10-27 02:26:27,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 02:26:23" (2/3) ... [2018-10-27 02:26:27,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52add7b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 02:26:27, skipping insertion in model container [2018-10-27 02:26:27,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 02:26:27" (3/3) ... [2018-10-27 02:26:27,435 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label44_true-unreach-call.c [2018-10-27 02:26:27,443 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 02:26:27,451 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 02:26:27,469 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 02:26:27,507 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 02:26:27,507 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 02:26:27,507 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 02:26:27,508 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 02:26:27,508 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 02:26:27,509 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 02:26:27,509 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 02:26:27,509 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 02:26:27,536 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-27 02:26:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 02:26:27,546 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:26:27,547 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 02:26:27,550 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:26:27,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:26:27,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1143698708, now seen corresponding path program 1 times [2018-10-27 02:26:27,560 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:26:27,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:26:27,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:26:27,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:26:27,609 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:26:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:26:28,056 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 02:26:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:26:28,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 02:26:28,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 02:26:28,145 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:26:28,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 02:26:28,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 02:26:28,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 02:26:28,174 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-10-27 02:26:30,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 02:26:30,361 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-10-27 02:26:30,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 02:26:30,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-10-27 02:26:30,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 02:26:30,384 INFO L225 Difference]: With dead ends: 574 [2018-10-27 02:26:30,384 INFO L226 Difference]: Without dead ends: 356 [2018-10-27 02:26:30,392 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 02:26:30,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-10-27 02:26:30,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-10-27 02:26:30,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-10-27 02:26:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-10-27 02:26:30,472 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 64 [2018-10-27 02:26:30,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 02:26:30,473 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-10-27 02:26:30,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 02:26:30,473 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-10-27 02:26:30,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-27 02:26:30,482 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:26:30,483 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 02:26:30,483 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:26:30,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:26:30,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1943850092, now seen corresponding path program 1 times [2018-10-27 02:26:30,484 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:26:30,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:26:30,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:26:30,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:26:30,486 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:26:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:26:30,860 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 02:26:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:26:30,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 02:26:30,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 02:26:30,922 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:26:30,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 02:26:30,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 02:26:30,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 02:26:30,925 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 6 states. [2018-10-27 02:26:32,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 02:26:32,735 INFO L93 Difference]: Finished difference Result 867 states and 1507 transitions. [2018-10-27 02:26:32,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 02:26:32,744 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-10-27 02:26:32,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 02:26:32,749 INFO L225 Difference]: With dead ends: 867 [2018-10-27 02:26:32,750 INFO L226 Difference]: Without dead ends: 517 [2018-10-27 02:26:32,752 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 02:26:32,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2018-10-27 02:26:32,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 508. [2018-10-27 02:26:32,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-10-27 02:26:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 831 transitions. [2018-10-27 02:26:32,804 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 831 transitions. Word has length 138 [2018-10-27 02:26:32,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 02:26:32,805 INFO L481 AbstractCegarLoop]: Abstraction has 508 states and 831 transitions. [2018-10-27 02:26:32,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 02:26:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 831 transitions. [2018-10-27 02:26:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-27 02:26:32,815 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:26:32,816 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 02:26:32,816 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:26:32,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:26:32,817 INFO L82 PathProgramCache]: Analyzing trace with hash -830274944, now seen corresponding path program 1 times [2018-10-27 02:26:32,817 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:26:32,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:26:32,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:26:32,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:26:32,818 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:26:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:26:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:26:33,143 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 02:26:33,143 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 02:26:33,144 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 145 with the following transitions: [2018-10-27 02:26:33,146 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-27 02:26:33,216 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-27 02:26:33,216 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 02:26:35,694 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-27 02:26:46,045 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 02:26:46,047 INFO L272 AbstractInterpreter]: Visited 88 different actions 497 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-27 02:26:46,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:26:46,062 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 02:26:46,062 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 02:26:46,062 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-27 02:26:46,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:26:46,075 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 02:26:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:26:46,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 02:26:48,570 WARN L179 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 35 [2018-10-27 02:26:48,723 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:26:48,723 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 02:26:49,552 WARN L179 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 30 [2018-10-27 02:26:49,559 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:49,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:49,663 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:49,891 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:49,936 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:49,973 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,047 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,097 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,194 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,231 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,295 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,333 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,364 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,394 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,422 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,476 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,520 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,559 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,596 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,631 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,664 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,710 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,861 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,903 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:50,935 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,026 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,062 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,118 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,146 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,240 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,310 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,394 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,525 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,620 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,648 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,705 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,737 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,767 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,825 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,864 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,895 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,961 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:51,990 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,018 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,048 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,108 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,338 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,553 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,755 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,790 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,820 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,881 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,908 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,935 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:52,980 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,010 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,038 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,254 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,452 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,484 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,527 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,597 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,750 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,865 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,893 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,945 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:53,989 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:54,034 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:54,062 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:54,098 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:54,126 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-10-27 02:26:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:26:54,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-10-27 02:26:54,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 12 [2018-10-27 02:26:54,332 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:26:54,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 02:26:54,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 02:26:54,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-10-27 02:26:54,334 INFO L87 Difference]: Start difference. First operand 508 states and 831 transitions. Second operand 6 states. [2018-10-27 02:27:03,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 02:27:03,293 INFO L93 Difference]: Finished difference Result 1611 states and 2734 transitions. [2018-10-27 02:27:03,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 02:27:03,294 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2018-10-27 02:27:03,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 02:27:03,303 INFO L225 Difference]: With dead ends: 1611 [2018-10-27 02:27:03,303 INFO L226 Difference]: Without dead ends: 1109 [2018-10-27 02:27:03,307 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 213 SyntacticMatches, 73 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 386 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-10-27 02:27:03,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2018-10-27 02:27:03,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1107. [2018-10-27 02:27:03,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1107 states. [2018-10-27 02:27:03,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1784 transitions. [2018-10-27 02:27:03,357 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1784 transitions. Word has length 144 [2018-10-27 02:27:03,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 02:27:03,358 INFO L481 AbstractCegarLoop]: Abstraction has 1107 states and 1784 transitions. [2018-10-27 02:27:03,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 02:27:03,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1784 transitions. [2018-10-27 02:27:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-27 02:27:03,365 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 02:27:03,366 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 02:27:03,366 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 02:27:03,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 02:27:03,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1930539607, now seen corresponding path program 1 times [2018-10-27 02:27:03,367 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 02:27:03,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:27:03,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 02:27:03,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 02:27:03,368 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 02:27:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 02:27:03,641 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 02:27:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 02:27:03,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 02:27:03,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 02:27:03,717 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 02:27:03,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 02:27:03,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 02:27:03,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 02:27:03,718 INFO L87 Difference]: Start difference. First operand 1107 states and 1784 transitions. Second operand 6 states. [2018-10-27 02:27:07,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 02:27:07,659 INFO L93 Difference]: Finished difference Result 3208 states and 5370 transitions. [2018-10-27 02:27:07,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 02:27:07,668 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 201 [2018-10-27 02:27:07,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 02:27:07,669 INFO L225 Difference]: With dead ends: 3208 [2018-10-27 02:27:07,669 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 02:27:07,687 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 02:27:07,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 02:27:07,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 02:27:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 02:27:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 02:27:07,688 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 201 [2018-10-27 02:27:07,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 02:27:07,689 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 02:27:07,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 02:27:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 02:27:07,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 02:27:07,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 02:27:07,864 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-10-27 02:27:08,385 WARN L179 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2018-10-27 02:27:08,909 WARN L179 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 44 [2018-10-27 02:27:09,112 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2018-10-27 02:27:09,226 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2018-10-27 02:27:09,229 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (let ((.cse0 (forall ((v_~a1~0_BEFORE_CALL_5 Int)) (or (exists ((v_prenex_6 Int)) (and (<= (+ (div v_prenex_6 5) 331463) 0) (= 0 (mod v_prenex_6 5)) (<= v_~a1~0_BEFORE_CALL_5 v_prenex_6))) (< |old(~a1~0)| v_~a1~0_BEFORE_CALL_5)))) (.cse1 (div ~a1~0 5))) (and (= |old(~a19~0)| ~a19~0) (or .cse0 (< 0 (+ .cse1 331463)) (not (= (mod ~a1~0 5) 0))) (= |old(~a10~0)| ~a10~0) (or .cse0 (< 0 (+ .cse1 331464))))) [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,230 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-27 02:27:09,231 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-27 02:27:09,232 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,233 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-27 02:27:09,234 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-27 02:27:09,235 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-27 02:27:09,236 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-27 02:27:09,237 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,238 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-27 02:27:09,239 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,240 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-27 02:27:09,241 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-27 02:27:09,242 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-27 02:27:09,243 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-27 02:27:09,244 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse6 (= |old(~a19~0)| ~a19~0)) (.cse7 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6)))) (.cse1 (and .cse6 (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))) .cse7)) (.cse4 (and .cse6 .cse7)) (.cse2 (= 8 |old(~a19~0)|)) (.cse3 (= 1 |old(~a10~0)|)) (.cse5 (<= |old(~a1~0)| 38))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse4 .cse5) (or .cse4 (= 10 |old(~a19~0)|) .cse2 .cse3) (or (< 38 ~a1~0) .cse5)))) [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,245 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-27 02:27:09,246 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,247 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-27 02:27:09,248 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,249 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-27 02:27:09,250 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-27 02:27:09,251 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-27 02:27:09,251 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-27 02:27:09,251 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 02:27:09,251 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a19~0 10)) (not (= ~a19~0 8)) (not (= ~a10~0 1)) (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5)))))) [2018-10-27 02:27:09,251 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 02:27:09,251 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 02:27:09,251 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 10 |old(~a19~0)|) (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6))) (and (= |old(~a19~0)| ~a19~0) (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))) (= |old(~a10~0)| ~a10~0)) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|)) [2018-10-27 02:27:09,251 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-10-27 02:27:09,251 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 1))) (.cse0 (not (= ~a19~0 8))) (.cse2 (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))))) (or (and (not (= ~a19~0 10)) .cse0 .cse1) (and .cse1 .cse2) (= 10 |old(~a19~0)|) (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6))) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|) (and .cse0 .cse2) (< 38 ~a1~0))) [2018-10-27 02:27:09,252 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-10-27 02:27:09,252 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-27 02:27:09,252 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-27 02:27:09,252 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 1))) (.cse0 (not (= ~a19~0 8))) (.cse2 (forall ((v_prenex_6 Int)) (or (< v_prenex_6 ~a1~0) (< 0 (+ (div v_prenex_6 5) 331463)) (not (= 0 (mod v_prenex_6 5))))))) (or (and (not (= ~a19~0 10)) .cse0 .cse1) (and .cse1 .cse2) (= 10 |old(~a19~0)|) (exists ((v_prenex_6 Int)) (and (= 0 (mod v_prenex_6 5)) (<= (+ (div v_prenex_6 5) 331463) 0) (<= |old(~a1~0)| v_prenex_6))) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|) (and .cse0 .cse2) (< 38 ~a1~0))) [2018-10-27 02:27:09,252 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-10-27 02:27:09,257 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,258 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,259 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,260 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,260 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,269 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,269 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,270 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,270 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,270 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,270 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,270 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,271 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,271 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 02:27:09 BoogieIcfgContainer [2018-10-27 02:27:09,274 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 02:27:09,275 INFO L168 Benchmark]: Toolchain (without parser) took 46095.51 ms. Allocated memory was 1.5 GB in the beginning and 4.3 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-27 02:27:09,276 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 02:27:09,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.09 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. [2018-10-27 02:27:09,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.76 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 760.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -837.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2018-10-27 02:27:09,278 INFO L168 Benchmark]: Boogie Preprocessor took 105.90 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2018-10-27 02:27:09,279 INFO L168 Benchmark]: RCFGBuilder took 3285.68 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.1 MB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB. [2018-10-27 02:27:09,280 INFO L168 Benchmark]: TraceAbstraction took 41846.65 ms. Allocated memory was 2.3 GB in the beginning and 4.3 GB in the end (delta: 2.0 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -369.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-10-27 02:27:09,286 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.09 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 188.76 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 760.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -837.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.90 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3285.68 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.1 MB). Peak memory consumption was 117.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 41846.65 ms. Allocated memory was 2.3 GB in the beginning and 4.3 GB in the end (delta: 2.0 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -369.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: 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: 582]: Loop Invariant [2018-10-27 02:27:09,296 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,297 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,297 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,297 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,297 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,298 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,298 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,298 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,298 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,299 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,299 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,299 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,300 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,300 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,300 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,300 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,300 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-10-27 02:27:09,301 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: ((((((((!(a19 == 10) && !(a19 == 8)) && !(a10 == 1)) || (!(a10 == 1) && (forall v_prenex_6 : int :: (v_prenex_6 < a1 || 0 < v_prenex_6 / 5 + 331463) || !(0 == v_prenex_6 % 5)))) || 10 == \old(a19)) || (\exists v_prenex_6 : int :: (0 == v_prenex_6 % 5 && v_prenex_6 / 5 + 331463 <= 0) && \old(a1) <= v_prenex_6)) || 8 == \old(a19)) || 1 == \old(a10)) || (!(a19 == 8) && (forall v_prenex_6 : int :: (v_prenex_6 < a1 || 0 < v_prenex_6 / 5 + 331463) || !(0 == v_prenex_6 % 5)))) || 38 < a1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 41.7s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 17.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 346 SDtfs, 2581 SDslu, 301 SDs, 0 SdLazy, 3057 SolverSat, 1030 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 15.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 321 GetRequests, 219 SyntacticMatches, 77 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 394 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1107occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 12.9s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 11 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 33 PreInvPairs, 61 NumberOfFragments, 475 HoareAnnotationTreeSize, 33 FomulaSimplifications, 580 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 592 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 691 NumberOfCodeBlocks, 691 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 829 ConstructedInterpolants, 85 QuantifiedInterpolants, 1167036 SizeOfPredicates, 3 NumberOfNonLiveVariables, 283 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 179/285 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...